31972902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409909}}^1$

素因数の和:409927

約数の個数: 16

約数和(自身を含む): 68864880

約数和(自身を除く): 36891978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 409909, 819818, 1229727, 2459454, 5328817, 10657634, 15986451, 31972902]

約数ペア:

[(1, 31972902), (2, 15986451), (3, 10657634), (6, 5328817), (13, 2459454), (26, 1229727), (39, 819818), (78, 409909)]