31391971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 36094240

約数和(自身を除く): 4702269

約数列:

[1, 13, 19, 73, 247, 949, 1387, 1741, 18031, 22633, 33079, 127093, 430027, 1652209, 2414767, 31391971]

約数ペア:

[(1, 31391971), (13, 2414767), (19, 1652209), (73, 430027), (247, 127093), (949, 33079), (1387, 22633), (1741, 18031)]