720828239036

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{643}}^1\times {\mathrm{5287921}}^1$

素因数の和:5288621

約数の個数: 24

約数和(自身を含む): 1287249428304

約数和(自身を除く): 566421189268

約数列:

[1, 2, 4, 53, 106, 212, 643, 1286, 2572, 34079, 68158, 136316, 5287921, 10575842, 21151684, 280259813, 560519626, 1121039252, 3400133203, 6800266406, 13600532812, 180207059759, 360414119518, 720828239036]

約数ペア:

[(1, 720828239036), (2, 360414119518), (4, 180207059759), (53, 13600532812), (106, 6800266406), (212, 3400133203), (643, 1121039252), (1286, 560519626), (2572, 280259813), (34079, 21151684), (68158, 10575842), (136316, 5287921)]