212388051

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{23189}}^1$

素因数の和:23306

約数の個数: 16

約数和(自身を含む): 293863680

約数和(自身を除く): 81475629

約数列:

[1, 3, 43, 71, 129, 213, 3053, 9159, 23189, 69567, 997127, 1646419, 2991381, 4939257, 70796017, 212388051]

約数ペア:

[(1, 212388051), (3, 70796017), (43, 4939257), (71, 2991381), (129, 1646419), (213, 997127), (3053, 69567), (9159, 23189)]