65868397

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 80051712

約数和(自身を除く): 14183315

約数列:

[1, 7, 31, 49, 103, 217, 421, 721, 1519, 2947, 3193, 5047, 13051, 20629, 22351, 43363, 91357, 156457, 303541, 639499, 1344253, 2124787, 9409771, 65868397]

約数ペア:

[(1, 65868397), (7, 9409771), (31, 2124787), (49, 1344253), (103, 639499), (217, 303541), (421, 156457), (721, 91357), (1519, 43363), (2947, 22351), (3193, 20629), (5047, 13051)]