209225001

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{57781}}^1$

素因数の和:57872

約数の個数: 16

約数和(自身を含む): 299541888

約数和(自身を除く): 90316887

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 57781, 173343, 982277, 2946831, 4102451, 12307353, 69741667, 209225001]

約数ペア:

[(1, 209225001), (3, 69741667), (17, 12307353), (51, 4102451), (71, 2946831), (213, 982277), (1207, 173343), (3621, 57781)]