158222009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 186204096

約数和(自身を除く): 27982087

約数列:

[1, 11, 17, 71, 187, 289, 701, 781, 1207, 3179, 7711, 11917, 13277, 20519, 49771, 131087, 202589, 225709, 547481, 846107, 2228479, 9307177, 14383819, 158222009]

約数ペア:

[(1, 158222009), (11, 14383819), (17, 9307177), (71, 2228479), (187, 846107), (289, 547481), (701, 225709), (781, 202589), (1207, 131087), (3179, 49771), (7711, 20519), (11917, 13277)]