8213967

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4444

約数の個数: 20

約数和(自身を含む): 12806640

約数和(自身を除く): 4592673

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 4409, 13227, 39681, 101407, 119043, 304221, 357129, 912663, 2737989, 8213967]

約数ペア:

[(1, 8213967), (3, 2737989), (9, 912663), (23, 357129), (27, 304221), (69, 119043), (81, 101407), (207, 39681), (621, 13227), (1863, 4409)]