2109551485

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1\times {\mathrm{5351}}^1$

素因数の和:7524

約数の個数: 16

約数和(自身を含む): 2601585792

約数和(自身を除く): 492034307

約数列:

[1, 5, 37, 185, 2131, 5351, 10655, 26755, 78847, 197987, 394235, 989935, 11402981, 57014905, 421910297, 2109551485]

約数ペア:

[(1, 2109551485), (5, 421910297), (37, 57014905), (185, 11402981), (2131, 989935), (5351, 394235), (10655, 197987), (26755, 78847)]