217731657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{39041}}^1$

素因数の和:39081

約数の個数: 24

約数和(自身を含む): 342944928

約数和(自身を除く): 125213271

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 5577, 39041, 117123, 429451, 507533, 1288353, 1522599, 5582863, 6597929, 16748589, 19793787, 72577219, 217731657]

約数ペア:

[(1, 217731657), (3, 72577219), (11, 19793787), (13, 16748589), (33, 6597929), (39, 5582863), (143, 1522599), (169, 1288353), (429, 507533), (507, 429451), (1859, 117123), (5577, 39041)]