199432255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51071}}^1$

素因数の和:51158

約数の個数: 16

約数和(自身を含む): 264757248

約数和(自身を除く): 65324993

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 51071, 255355, 561781, 2808905, 3626041, 18130205, 39886451, 199432255]

約数ペア:

[(1, 199432255), (5, 39886451), (11, 18130205), (55, 3626041), (71, 2808905), (355, 561781), (781, 255355), (3905, 51071)]