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A346561
Numbers m such that in base m no number greater than 1 exists such that the sum of the digits of its divisors equals m.
1
13, 18, 20, 26, 28, 30, 36, 38, 46, 48, 52, 53, 54, 56, 60, 62, 69, 70, 73, 76, 78, 81, 84, 89, 96, 97, 98, 100, 108, 109, 110, 114, 118, 120, 126, 129, 130, 136, 144, 145, 146, 150, 156, 159, 160, 162, 166, 168, 169, 170, 172, 173, 174, 180, 181, 186, 187, 189, 193, 194, 200, 202, 204, 213, 214
OFFSET
1,1
COMMENTS
See A346560 for the list of numbers in other bases for which the sum of their divisors does equal m.
EXAMPLE
13 is a term as 1 is the only number in base 13 such that the sum of the digits of its divisors equals the number itself.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Scott R. Shannon, Jul 23 2021
STATUS
approved