7208919

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1532

約数の個数: 20

約数和(自身を含む): 10952920

約数和(自身を除く): 3744001

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1459, 1647, 4377, 4941, 13131, 39393, 88999, 118179, 266997, 800991, 2402973, 7208919]

約数ペア:

[(1, 7208919), (3, 2402973), (9, 800991), (27, 266997), (61, 118179), (81, 88999), (183, 39393), (549, 13131), (1459, 4941), (1647, 4377)]