12289291

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2063}}^1$

素因数の和:2130

約数の個数: 16

約数和(自身を含む): 15058944

約数和(自身を除く): 2769653

約数列:

[1, 7, 23, 37, 161, 259, 851, 2063, 5957, 14441, 47449, 76331, 332143, 534317, 1755613, 12289291]

約数ペア:

[(1, 12289291), (7, 1755613), (23, 534317), (37, 332143), (161, 76331), (259, 47449), (851, 14441), (2063, 5957)]