15221756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{757}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 29161776

約数和(自身を除く): 13940020

約数列:

[1, 2, 4, 11, 22, 44, 457, 757, 914, 1514, 1828, 3028, 5027, 8327, 10054, 16654, 20108, 33308, 345949, 691898, 1383796, 3805439, 7610878, 15221756]

約数ペア:

[(1, 15221756), (2, 7610878), (4, 3805439), (11, 1383796), (22, 691898), (44, 345949), (457, 33308), (757, 20108), (914, 16654), (1514, 10054), (1828, 8327), (3028, 5027)]