199905990111

素因数分解:

$3^2\times {\mathrm{7699}}^1\times {\mathrm{2885021}}^1$

素因数の和:2892726

約数の個数: 12

約数和(自身を含む): 288790702200

約数和(自身を除く): 88884712089

約数列:

[1, 3, 9, 7699, 23097, 69291, 2885021, 8655063, 25965189, 22211776679, 66635330037, 199905990111]

約数ペア:

[(1, 199905990111), (3, 66635330037), (9, 22211776679), (7699, 25965189), (23097, 8655063), (69291, 2885021)]