51540684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{330389}}^1$

素因数の和:330409

約数の個数: 24

約数和(自身を含む): 129512880

約数和(自身を除く): 77972196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 330389, 660778, 991167, 1321556, 1982334, 3964668, 4295057, 8590114, 12885171, 17180228, 25770342, 51540684]

約数ペア:

[(1, 51540684), (2, 25770342), (3, 17180228), (4, 12885171), (6, 8590114), (12, 4295057), (13, 3964668), (26, 1982334), (39, 1321556), (52, 991167), (78, 660778), (156, 330389)]