13200831

素因数分解:

$3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 21893664

約数和(自身を除く): 8692833

約数列:

[1, 3, 7, 9, 21, 63, 317, 661, 951, 1983, 2219, 2853, 4627, 5949, 6657, 13881, 19971, 41643, 209537, 628611, 1466759, 1885833, 4400277, 13200831]

約数ペア:

[(1, 13200831), (3, 4400277), (7, 1885833), (9, 1466759), (21, 628611), (63, 209537), (317, 41643), (661, 19971), (951, 13881), (1983, 6657), (2219, 5949), (2853, 4627)]