401797438

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{278639}}^1$

素因数の和:278751

約数の個数: 16

約数和(自身を含む): 695485440

約数和(自身を除く): 293688002

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 278639, 557278, 1950473, 3900946, 28699817, 57399634, 200898719, 401797438]

約数ペア:

[(1, 401797438), (2, 200898719), (7, 57399634), (14, 28699817), (103, 3900946), (206, 1950473), (721, 557278), (1442, 278639)]