15985359

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 25002432

約数和(自身を除く): 9017073

約数列:

[1, 3, 9, 13, 39, 117, 317, 431, 951, 1293, 2853, 3879, 4121, 5603, 12363, 16809, 37089, 50427, 136627, 409881, 1229643, 1776151, 5328453, 15985359]

約数ペア:

[(1, 15985359), (3, 5328453), (9, 1776151), (13, 1229643), (39, 409881), (117, 136627), (317, 50427), (431, 37089), (951, 16809), (1293, 12363), (2853, 5603), (3879, 4121)]