639009122759

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{40879}}^1\times {\mathrm{7727}}^1$

素因数の和:48647

約数の個数: 24

約数和(自身を含む): 775901091840

約数和(自身を除く): 136891969081

約数列:

[1, 7, 17, 119, 289, 2023, 7727, 40879, 54089, 131359, 286153, 694943, 919513, 2233103, 4864601, 11814031, 15631721, 82698217, 315872033, 2211104231, 5369824561, 37588771927, 91287017537, 639009122759]

約数ペア:

[(1, 639009122759), (7, 91287017537), (17, 37588771927), (119, 5369824561), (289, 2211104231), (2023, 315872033), (7727, 82698217), (40879, 15631721), (54089, 11814031), (131359, 4864601), (286153, 2233103), (694943, 919513)]