3990681

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2493

約数の個数: 16

約数和(自身を含む): 6011520

約数和(自身を除く): 2020839

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 2423, 7269, 21807, 65421, 147803, 443409, 1330227, 3990681]

約数ペア:

[(1, 3990681), (3, 1330227), (9, 443409), (27, 147803), (61, 65421), (183, 21807), (549, 7269), (1647, 2423)]