13260177

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1931}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 22102080

約数和(自身を除く): 8841903

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 1931, 2289, 5793, 6867, 13517, 17379, 40551, 121653, 210479, 631437, 1473353, 1894311, 4420059, 13260177]

約数ペア:

[(1, 13260177), (3, 4420059), (7, 1894311), (9, 1473353), (21, 631437), (63, 210479), (109, 121653), (327, 40551), (763, 17379), (981, 13517), (1931, 6867), (2289, 5793)]