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A339938
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Odd non-coreful abundant numbers: the odd terms of A308127.
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1
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15015, 19635, 21945, 23205, 25935, 26565, 31395, 33495, 33915, 35805, 39585, 41055, 42315, 42735, 45885, 47355, 49665, 50505, 51765, 54285, 55965, 58695, 61215, 64155, 68145, 70455, 72345, 75075, 77385, 80535, 82005, 83265, 84315, 91245, 95865, 102795, 105105
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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15015 is a term since it is odd and the sum of its non-coreful divisors is A308135(15015) = 17241 > 15015.
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MATHEMATICA
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f[p_, e_] := (p^(e + 1) - 1)/(p - 1); fc[p_, e_] := f[p, e] - 1; s[1] = 0; s[n_] := Times @@ (f @@@ FactorInteger[n]) - Times @@ (fc @@@ FactorInteger[n]); Select[Range[1, 10^5, 2], s[#] > # &]
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CROSSREFS
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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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