720610418

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{2977729}}^1$

素因数の和:2977753

約数の個数: 12

約数和(自身を含む): 1188114270

約数和(自身を除く): 467503852

約数列:

[1, 2, 11, 22, 121, 242, 2977729, 5955458, 32755019, 65510038, 360305209, 720610418]

約数ペア:

[(1, 720610418), (2, 360305209), (11, 65510038), (22, 32755019), (121, 5955458), (242, 2977729)]