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A159237
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Composite numbers A046346 divided by the sum of their prime factors (counted with multiplicity).
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1
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1, 2, 3, 3, 5, 5, 6, 6, 7, 10, 12, 11, 11, 15, 16, 11, 18, 14, 21, 20, 25, 17, 24, 30, 28, 32, 28, 27, 26, 19, 17, 36, 26, 28, 40, 23, 40, 26, 23, 45, 45, 48, 48, 40, 44, 54, 44, 34, 54, 29, 45, 48, 29, 54, 52, 44, 51, 31, 38, 65, 37, 29, 57, 52, 77, 78, 43, 43, 88, 69, 105, 105
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OFFSET
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1,2
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LINKS
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FORMULA
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EXAMPLE
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n=1000: A046346(1000)=102860, A046346(102860)=185, a(1000)=102860/185=556.
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CROSSREFS
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Cf. A046346 Composite numbers that are divisible by the sum of their prime factors (counted with multiplicity), A001414 Integer log of n: sum of primes dividing n (with repetition), sopfr(n), A036844 Numbers n such that n / sopfr(n) is an integer, where sopr() = sum-of-prime-factors, A001414.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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