71728578

素因数分解:

$2^1\times 3^4\times {\mathrm{442769}}^1$

素因数の和:442783

約数の個数: 20

約数和(自身を含む): 160725510

約数和(自身を除く): 88996932

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 442769, 885538, 1328307, 2656614, 3984921, 7969842, 11954763, 23909526, 35864289, 71728578]

約数ペア:

[(1, 71728578), (2, 35864289), (3, 23909526), (6, 11954763), (9, 7969842), (18, 3984921), (27, 2656614), (54, 1328307), (81, 885538), (162, 442769)]