31393957

素因数分解:

$7^2\times {\mathrm{151}}^1\times {\mathrm{4243}}^1$

素因数の和:4408

約数の個数: 12

約数和(自身を含む): 36770016

約数和(自身を除く): 5376059

約数列:

[1, 7, 49, 151, 1057, 4243, 7399, 29701, 207907, 640693, 4484851, 31393957]

約数ペア:

[(1, 31393957), (7, 4484851), (49, 640693), (151, 207907), (1057, 29701), (4243, 7399)]