217965527

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2207}}^1$

素因数の和:2398

約数の個数: 16

約数和(自身を含む): 240371712

約数和(自身を除く): 22406185

約数列:

[1, 13, 71, 107, 923, 1391, 2207, 7597, 28691, 98761, 156697, 236149, 2037061, 3069937, 16766579, 217965527]

約数ペア:

[(1, 217965527), (13, 16766579), (71, 3069937), (107, 2037061), (923, 236149), (1391, 156697), (2207, 98761), (7597, 28691)]