17231211

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{1069}}^1$

素因数の和:1280

約数の個数: 20

約数和(自身を含む): 25894000

約数和(自身を除く): 8662789

約数列:

[1, 3, 9, 27, 81, 199, 597, 1069, 1791, 3207, 5373, 9621, 16119, 28863, 86589, 212731, 638193, 1914579, 5743737, 17231211]

約数ペア:

[(1, 17231211), (3, 5743737), (9, 1914579), (27, 638193), (81, 212731), (199, 86589), (597, 28863), (1069, 16119), (1791, 9621), (3207, 5373)]