991335059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{407789}}^1$

素因数の和:407830

約数の個数: 16

約数和(自身を含む): 1233156960

約数和(自身を除く): 241821901

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 407789, 4485679, 5301257, 6932413, 58313827, 76256543, 90121369, 991335059]

約数ペア:

[(1, 991335059), (11, 90121369), (13, 76256543), (17, 58313827), (143, 6932413), (187, 5301257), (221, 4485679), (2431, 407789)]