291211632044

素因数分解:

$2^2\times {\mathrm{28001}}^1\times {\mathrm{2600011}}^1$

素因数の和:2628016

約数の個数: 12

約数和(自身を含む): 509638752168

約数和(自身を除く): 218427120124

約数列:

[1, 2, 4, 28001, 56002, 112004, 2600011, 5200022, 10400044, 72802908011, 145605816022, 291211632044]

約数ペア:

[(1, 291211632044), (2, 145605816022), (4, 72802908011), (28001, 10400044), (56002, 5200022), (112004, 2600011)]