15855216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25409}}^1$

素因数の和:25433

約数の個数: 40

約数和(自身を含む): 44111760

約数和(自身を除く): 28256544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 25409, 50818, 76227, 101636, 152454, 203272, 304908, 330317, 406544, 609816, 660634, 990951, 1219632, 1321268, 1981902, 2642536, 3963804, 5285072, 7927608, 15855216]

約数ペア:

[(1, 15855216), (2, 7927608), (3, 5285072), (4, 3963804), (6, 2642536), (8, 1981902), (12, 1321268), (13, 1219632), (16, 990951), (24, 660634), (26, 609816), (39, 406544), (48, 330317), (52, 304908), (78, 203272), (104, 152454), (156, 101636), (208, 76227), (312, 50818), (624, 25409)]