OFFSET
1,2
COMMENTS
sigma_12(n) is the sum of the 12th powers of the divisors of n (A013960).
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..4000
MATHEMATICA
Do[If[Mod[DivisorSigma[12, n], n]==0, Print[n]], {n, 1, 10^5}]
PROG
(Magma) [k:k in [1..50000]| IsIntegral(DivisorSigma(12, k)/ k)]; // Marius A. Burtea, Nov 06 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Jun 09 2000
STATUS
approved