8990091

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 14376960

約数和(自身を除く): 5386869

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 1279, 2343, 3837, 7029, 11511, 14069, 42207, 90809, 126621, 272427, 817281, 998899, 2996697, 8990091]

約数ペア:

[(1, 8990091), (3, 2996697), (9, 998899), (11, 817281), (33, 272427), (71, 126621), (99, 90809), (213, 42207), (639, 14069), (781, 11511), (1279, 7029), (2343, 3837)]