31186090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239893}}^1$

素因数の和:239913

約数の個数: 16

約数和(自身を含む): 60453288

約数和(自身を除く): 29267198

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239893, 479786, 1199465, 2398930, 3118609, 6237218, 15593045, 31186090]

約数ペア:

[(1, 31186090), (2, 15593045), (5, 6237218), (10, 3118609), (13, 2398930), (26, 1199465), (65, 479786), (130, 239893)]