15986781

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{8111}}^1$

素因数の和:8193

約数の個数: 16

約数和(自身を含む): 24011520

約数和(自身を除く): 8024739

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 8111, 24333, 72999, 218997, 592103, 1776309, 5328927, 15986781]

約数ペア:

[(1, 15986781), (3, 5328927), (9, 1776309), (27, 592103), (73, 218997), (219, 72999), (657, 24333), (1971, 8111)]