78987861

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3851}}^1$

素因数の和:3953

約数の個数: 24

約数和(自身を含む): 118980576

約数和(自身を除く): 39992715

約数列:

[1, 3, 9, 43, 53, 129, 159, 387, 477, 2279, 3851, 6837, 11553, 20511, 34659, 165593, 204103, 496779, 612309, 1490337, 1836927, 8776429, 26329287, 78987861]

約数ペア:

[(1, 78987861), (3, 26329287), (9, 8776429), (43, 1836927), (53, 1490337), (129, 612309), (159, 496779), (387, 204103), (477, 165593), (2279, 34659), (3851, 20511), (6837, 11553)]