571123456

素因数分解:

$2^8\times {\mathrm{2230951}}^1$

素因数の和:2230967

約数の個数: 18

約数和(自身を含む): 1140016472

約数和(自身を除く): 568893016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 2230951, 4461902, 8923804, 17847608, 35695216, 71390432, 142780864, 285561728, 571123456]

約数ペア:

[(1, 571123456), (2, 285561728), (4, 142780864), (8, 71390432), (16, 35695216), (32, 17847608), (64, 8923804), (128, 4461902), (256, 2230951)]