1577221336

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{767131}}^1$

素因数の和:767394

約数の個数: 16

約数和(自身を含む): 2968800840

約数和(自身を除く): 1391579504

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 767131, 1534262, 3068524, 6137048, 197152667, 394305334, 788610668, 1577221336]

約数ペア:

[(1, 1577221336), (2, 788610668), (4, 394305334), (8, 197152667), (257, 6137048), (514, 3068524), (1028, 1534262), (2056, 767131)]