90686439

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{108347}}^1$

素因数の和:108387

約数の個数: 16

約数和(自身を含む): 138685440

約数和(自身を除く): 47999001

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 108347, 325041, 975123, 2925369, 3358757, 10076271, 30228813, 90686439]

約数ペア:

[(1, 90686439), (3, 30228813), (9, 10076271), (27, 3358757), (31, 2925369), (93, 975123), (279, 325041), (837, 108347)]