399447017642

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{25100353}}^1$

素因数の和:25100537

約数の個数: 16

約数和(自身を含む): 612950644680

約数和(自身を除く): 213503627038

約数列:

[1, 2, 73, 109, 146, 218, 7957, 15914, 25100353, 50200706, 1832325769, 2735938477, 3664651538, 5471876954, 199723508821, 399447017642]

約数ペア:

[(1, 399447017642), (2, 199723508821), (73, 5471876954), (109, 3664651538), (146, 2735938477), (218, 1832325769), (7957, 50200706), (15914, 25100353)]