31343931

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 46332000

約数和(自身を除く): 14988069

約数列:

[1, 3, 9, 89, 109, 267, 327, 359, 801, 981, 1077, 3231, 9701, 29103, 31951, 39131, 87309, 95853, 117393, 287559, 352179, 3482659, 10447977, 31343931]

約数ペア:

[(1, 31343931), (3, 10447977), (9, 3482659), (89, 352179), (109, 287559), (267, 117393), (327, 95853), (359, 87309), (801, 39131), (981, 31951), (1077, 29103), (3231, 9701)]