25553871

素因数分解:

$3^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{691}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 42317184

約数和(自身を除く): 16763313

約数列:

[1, 3, 7, 9, 21, 63, 587, 691, 1761, 2073, 4109, 4837, 5283, 6219, 12327, 14511, 36981, 43533, 405617, 1216851, 2839319, 3650553, 8517957, 25553871]

約数ペア:

[(1, 25553871), (3, 8517957), (7, 3650553), (9, 2839319), (21, 1216851), (63, 405617), (587, 43533), (691, 36981), (1761, 14511), (2073, 12327), (4109, 6219), (4837, 5283)]