3908493

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:746

約数の個数: 20

約数和(自身を含む): 5927548

約数和(自身を除く): 2019055

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 661, 1971, 1983, 5913, 5949, 17847, 48253, 53541, 144759, 434277, 1302831, 3908493]

約数ペア:

[(1, 3908493), (3, 1302831), (9, 434277), (27, 144759), (73, 53541), (81, 48253), (219, 17847), (657, 5949), (661, 5913), (1971, 1983)]