64781768737

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{619}}^1\times {\mathrm{19961}}^1$

素因数の和:20701

約数の個数: 24

約数和(自身を含む): 76189364640

約数和(自身を除く): 11407595903

約数列:

[1, 7, 49, 107, 619, 749, 4333, 5243, 19961, 30331, 66233, 139727, 463631, 978089, 2135827, 3245417, 12355859, 14950789, 86491013, 104655523, 605437091, 1322076913, 9254538391, 64781768737]

約数ペア:

[(1, 64781768737), (7, 9254538391), (49, 1322076913), (107, 605437091), (619, 104655523), (749, 86491013), (4333, 14950789), (5243, 12355859), (19961, 3245417), (30331, 2135827), (66233, 978089), (139727, 463631)]