521707107

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1\times {\mathrm{1613}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 702206208

約数和(自身を除く): 180499101

約数列:

[1, 3, 131, 393, 823, 1613, 2469, 4839, 107813, 211303, 323439, 633909, 1327499, 3982497, 173902369, 521707107]

約数ペア:

[(1, 521707107), (3, 173902369), (131, 3982497), (393, 1327499), (823, 633909), (1613, 323439), (2469, 211303), (4839, 107813)]