56289411

素因数分解:

$3^4\times {\mathrm{809}}^1\times {\mathrm{859}}^1$

素因数の和:1680

約数の個数: 20

約数和(自身を含む): 84288600

約数和(自身を除く): 27999189

約数列:

[1, 3, 9, 27, 81, 809, 859, 2427, 2577, 7281, 7731, 21843, 23193, 65529, 69579, 694931, 2084793, 6254379, 18763137, 56289411]

約数ペア:

[(1, 56289411), (3, 18763137), (9, 6254379), (27, 2084793), (81, 694931), (809, 69579), (859, 65529), (2427, 23193), (2577, 21843), (7281, 7731)]