31140031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 35593600

約数和(自身を除く): 4453569

約数列:

[1, 13, 19, 139, 247, 907, 1807, 2641, 11791, 17233, 34333, 126073, 224029, 1638949, 2395387, 31140031]

約数ペア:

[(1, 31140031), (13, 2395387), (19, 1638949), (139, 224029), (247, 126073), (907, 34333), (1807, 17233), (2641, 11791)]