51220611

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10181}}^1$

素因数の和:10243

約数の個数: 24

約数和(自身を含む): 81537456

約数和(自身を除く): 30316845

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 10181, 30543, 91629, 132353, 397059, 437783, 1191177, 1313349, 3940047, 5691179, 17073537, 51220611]

約数ペア:

[(1, 51220611), (3, 17073537), (9, 5691179), (13, 3940047), (39, 1313349), (43, 1191177), (117, 437783), (129, 397059), (387, 132353), (559, 91629), (1677, 30543), (5031, 10181)]