56702781

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{19267}}^1$

素因数の和:19385

約数の個数: 16

約数和(自身を含む): 84779200

約数和(自身を除く): 28076419

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 19267, 57801, 173403, 520209, 2100103, 6300309, 18900927, 56702781]

約数ペア:

[(1, 56702781), (3, 18900927), (9, 6300309), (27, 2100103), (109, 520209), (327, 173403), (981, 57801), (2943, 19267)]