15990417

素因数分解:

$3^2\times {\mathrm{167}}^1\times {\mathrm{10639}}^1$

素因数の和:10812

約数の個数: 12

約数和(自身を含む): 23237760

約数和(自身を除く): 7247343

約数列:

[1, 3, 9, 167, 501, 1503, 10639, 31917, 95751, 1776713, 5330139, 15990417]

約数ペア:

[(1, 15990417), (3, 5330139), (9, 1776713), (167, 95751), (501, 31917), (1503, 10639)]