388645524

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{251063}}^1$

素因数の和:251116

約数の個数: 36

約数和(自身を含む): 1005260256

約数和(自身を除く): 616614732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 251063, 502126, 753189, 1004252, 1506378, 2259567, 3012756, 4519134, 9038268, 10795709, 21591418, 32387127, 43182836, 64774254, 97161381, 129548508, 194322762, 388645524]

約数ペア:

[(1, 388645524), (2, 194322762), (3, 129548508), (4, 97161381), (6, 64774254), (9, 43182836), (12, 32387127), (18, 21591418), (36, 10795709), (43, 9038268), (86, 4519134), (129, 3012756), (172, 2259567), (258, 1506378), (387, 1004252), (516, 753189), (774, 502126), (1548, 251063)]