201357155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{10651}}^1$

素因数の和:10874

約数の個数: 16

約数和(自身を含む): 255648000

約数和(自身を除く): 54290845

約数列:

[1, 5, 19, 95, 199, 995, 3781, 10651, 18905, 53255, 202369, 1011845, 2119549, 10597745, 40271431, 201357155]

約数ペア:

[(1, 201357155), (5, 40271431), (19, 10597745), (95, 2119549), (199, 1011845), (995, 202369), (3781, 53255), (10651, 18905)]