7138989

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 12720960

約数和(自身を除く): 5581971

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 43, 99, 117, 129, 143, 297, 351, 387, 429, 473, 559, 1161, 1287, 1419, 1677, 1849, 3861, 4257, 5031, 5547, 6149, 12771, 15093, 16641, 18447, 20339, 24037, 49923, 55341, 61017, 72111, 166023, 183051, 216333, 264407, 549153, 648999, 793221, 2379663, 7138989]

約数ペア:

[(1, 7138989), (3, 2379663), (9, 793221), (11, 648999), (13, 549153), (27, 264407), (33, 216333), (39, 183051), (43, 166023), (99, 72111), (117, 61017), (129, 55341), (143, 49923), (297, 24037), (351, 20339), (387, 18447), (429, 16641), (473, 15093), (559, 12771), (1161, 6149), (1287, 5547), (1419, 5031), (1677, 4257), (1849, 3861)]