78686153

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27893}}^1$

素因数の和:27944

約数の個数: 16

約数和(自身を含む): 99972096

約数和(自身を除く): 21285943

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 27893, 195251, 362609, 864683, 2538263, 6052781, 11240879, 78686153]

約数ペア:

[(1, 78686153), (7, 11240879), (13, 6052781), (31, 2538263), (91, 864683), (217, 362609), (403, 195251), (2821, 27893)]