31032756

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20047}}^1$

素因数の和:20100

約数の個数: 36

約数和(自身を含む): 80272192

約数和(自身を除く): 49239436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 20047, 40094, 60141, 80188, 120282, 180423, 240564, 360846, 721692, 862021, 1724042, 2586063, 3448084, 5172126, 7758189, 10344252, 15516378, 31032756]

約数ペア:

[(1, 31032756), (2, 15516378), (3, 10344252), (4, 7758189), (6, 5172126), (9, 3448084), (12, 2586063), (18, 1724042), (36, 862021), (43, 721692), (86, 360846), (129, 240564), (172, 180423), (258, 120282), (387, 80188), (516, 60141), (774, 40094), (1548, 20047)]