400627456

素因数分解:

$2^8\times {\mathrm{137}}^1\times {\mathrm{11423}}^1$

素因数の和:11576

約数の個数: 36

約数和(自身を含む): 805597632

約数和(自身を除く): 404970176

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 548, 1096, 2192, 4384, 8768, 11423, 17536, 22846, 35072, 45692, 91384, 182768, 365536, 731072, 1462144, 1564951, 2924288, 3129902, 6259804, 12519608, 25039216, 50078432, 100156864, 200313728, 400627456]

約数ペア:

[(1, 400627456), (2, 200313728), (4, 100156864), (8, 50078432), (16, 25039216), (32, 12519608), (64, 6259804), (128, 3129902), (137, 2924288), (256, 1564951), (274, 1462144), (548, 731072), (1096, 365536), (2192, 182768), (4384, 91384), (8768, 45692), (11423, 35072), (17536, 22846)]