212391472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{780851}}^1$

素因数の和:780876

約数の個数: 20

約数和(自身を含む): 435715416

約数和(自身を除く): 223323944

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 780851, 1561702, 3123404, 6246808, 12493616, 13274467, 26548934, 53097868, 106195736, 212391472]

約数ペア:

[(1, 212391472), (2, 106195736), (4, 53097868), (8, 26548934), (16, 13274467), (17, 12493616), (34, 6246808), (68, 3123404), (136, 1561702), (272, 780851)]