31289679

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{31321}}^1$

素因数の和:31367

約数の個数: 16

約数和(自身を含む): 47609440

約数和(自身を除く): 16319761

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 31321, 93963, 281889, 845667, 1158877, 3476631, 10429893, 31289679]

約数ペア:

[(1, 31289679), (3, 10429893), (9, 3476631), (27, 1158877), (37, 845667), (111, 281889), (333, 93963), (999, 31321)]