199921173

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1069}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 298915200

約数和(自身を除く): 98994027

約数列:

[1, 3, 17, 19, 51, 57, 193, 323, 579, 969, 1069, 3207, 3281, 3667, 9843, 11001, 18173, 20311, 54519, 60933, 62339, 187017, 206317, 345287, 618951, 1035861, 3507389, 3920023, 10522167, 11760069, 66640391, 199921173]

約数ペア:

[(1, 199921173), (3, 66640391), (17, 11760069), (19, 10522167), (51, 3920023), (57, 3507389), (193, 1035861), (323, 618951), (579, 345287), (969, 206317), (1069, 187017), (3207, 62339), (3281, 60933), (3667, 54519), (9843, 20311), (11001, 18173)]