11809721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 15117312

約数和(自身を除く): 3307591

約数列:

[1, 7, 11, 73, 77, 121, 191, 511, 803, 847, 1337, 2101, 5621, 8833, 13943, 14707, 23111, 61831, 97601, 153373, 161777, 1073611, 1687103, 11809721]

約数ペア:

[(1, 11809721), (7, 1687103), (11, 1073611), (73, 161777), (77, 153373), (121, 97601), (191, 61831), (511, 23111), (803, 14707), (847, 13943), (1337, 8833), (2101, 5621)]