2105778913

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1\times {\mathrm{5531}}^1$

素因数の和:6072

約数の個数: 16

約数和(自身を含む): 2430716544

約数和(自身を除く): 324937631

約数列:

[1, 7, 137, 397, 959, 2779, 5531, 38717, 54389, 380723, 757747, 2195807, 5304229, 15370649, 300825559, 2105778913]

約数ペア:

[(1, 2105778913), (7, 300825559), (137, 15370649), (397, 5304229), (959, 2195807), (2779, 757747), (5531, 380723), (38717, 54389)]