81439398

素因数分解:

$2^1\times 3^3\times {\mathrm{1181}}^1\times {\mathrm{1277}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 181271520

約数和(自身を除く): 99832122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1181, 1277, 2362, 2554, 3543, 3831, 7086, 7662, 10629, 11493, 21258, 22986, 31887, 34479, 63774, 68958, 1508137, 3016274, 4524411, 9048822, 13573233, 27146466, 40719699, 81439398]

約数ペア:

[(1, 81439398), (2, 40719699), (3, 27146466), (6, 13573233), (9, 9048822), (18, 4524411), (27, 3016274), (54, 1508137), (1181, 68958), (1277, 63774), (2362, 34479), (2554, 31887), (3543, 22986), (3831, 21258), (7086, 11493), (7662, 10629)]