31391529

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15187}}^1$

素因数の和:15256

約数の個数: 16

約数和(自身を含む): 45928512

約数和(自身を除く): 14536983

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 15187, 45561, 197431, 592293, 804911, 2414733, 10463843, 31391529]

約数ペア:

[(1, 31391529), (3, 10463843), (13, 2414733), (39, 804911), (53, 592293), (159, 197431), (689, 45561), (2067, 15187)]