156620889

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{470333}}^1$

素因数の和:470376

約数の個数: 12

約数和(自身を含む): 232344996

約数和(自身を除く): 75724107

約数列:

[1, 3, 9, 37, 111, 333, 470333, 1410999, 4232997, 17402321, 52206963, 156620889]

約数ペア:

[(1, 156620889), (3, 52206963), (9, 17402321), (37, 4232997), (111, 1410999), (333, 470333)]