13682781

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4621}}^1$

素因数の和:4681

約数の個数: 24

約数和(自身を含む): 23073024

約数和(自身を除く): 9390243

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4621, 13863, 32347, 41589, 97041, 217187, 291123, 651561, 1520309, 1954683, 4560927, 13682781]

約数ペア:

[(1, 13682781), (3, 4560927), (7, 1954683), (9, 1520309), (21, 651561), (47, 291123), (63, 217187), (141, 97041), (329, 41589), (423, 32347), (987, 13863), (2961, 4621)]