212959539

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{6571}}^1$

素因数の和:6867

約数の個数: 24

約数和(自身を含む): 332516912

約数和(自身を除く): 119557373

約数列:

[1, 3, 9, 13, 39, 117, 277, 831, 2493, 3601, 6571, 10803, 19713, 32409, 59139, 85423, 256269, 768807, 1820167, 5460501, 16381503, 23662171, 70986513, 212959539]

約数ペア:

[(1, 212959539), (3, 70986513), (9, 23662171), (13, 16381503), (39, 5460501), (117, 1820167), (277, 768807), (831, 256269), (2493, 85423), (3601, 59139), (6571, 32409), (10803, 19713)]