64861244

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{17683}}^1$

素因数の和:17825

約数の個数: 24

約数和(自身を含む): 130720128

約数和(自身を除く): 65858884

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 17683, 35366, 70732, 123781, 247562, 495124, 2316473, 4632946, 9265892, 16215311, 32430622, 64861244]

約数ペア:

[(1, 64861244), (2, 32430622), (4, 16215311), (7, 9265892), (14, 4632946), (28, 2316473), (131, 495124), (262, 247562), (524, 123781), (917, 70732), (1834, 35366), (3668, 17683)]