9906205

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 12441600

約数和(自身を除く): 2535395

約数列:

[1, 5, 31, 79, 155, 395, 809, 2449, 4045, 12245, 25079, 63911, 125395, 319555, 1981241, 9906205]

約数ペア:

[(1, 9906205), (5, 1981241), (31, 319555), (79, 125395), (155, 63911), (395, 25079), (809, 12245), (2449, 4045)]