131571110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{2287}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 258964992

約数和(自身を除く): 127393882

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 523, 1046, 2287, 2615, 4574, 5230, 5753, 11435, 11506, 22870, 25157, 28765, 50314, 57530, 125785, 251570, 1196101, 2392202, 5980505, 11961010, 13157111, 26314222, 65785555, 131571110]

約数ペア:

[(1, 131571110), (2, 65785555), (5, 26314222), (10, 13157111), (11, 11961010), (22, 5980505), (55, 2392202), (110, 1196101), (523, 251570), (1046, 125785), (2287, 57530), (2615, 50314), (4574, 28765), (5230, 25157), (5753, 22870), (11435, 11506)]