65128238

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{244843}}^1$

素因数の和:244871

約数の個数: 16

約数和(自身を含む): 117525120

約数和(自身を除く): 52396882

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 244843, 489686, 1713901, 3427802, 4652017, 9304034, 32564119, 65128238]

約数ペア:

[(1, 65128238), (2, 32564119), (7, 9304034), (14, 4652017), (19, 3427802), (38, 1713901), (133, 489686), (266, 244843)]