403728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:671

約数の個数: 40

約数和(自身を含む): 1124928

約数和(自身を除く): 721200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 647, 1294, 1941, 2588, 3882, 5176, 7764, 8411, 10352, 15528, 16822, 25233, 31056, 33644, 50466, 67288, 100932, 134576, 201864, 403728]

約数ペア:

[(1, 403728), (2, 201864), (3, 134576), (4, 100932), (6, 67288), (8, 50466), (12, 33644), (13, 31056), (16, 25233), (24, 16822), (26, 15528), (39, 10352), (48, 8411), (52, 7764), (78, 5176), (104, 3882), (156, 2588), (208, 1941), (312, 1294), (624, 647)]