80985619

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 102735360

約数和(自身を除く): 21749741

約数列:

[1, 11, 13, 19, 41, 143, 209, 247, 451, 533, 727, 779, 2717, 5863, 7997, 8569, 9451, 10127, 13813, 29807, 103961, 111397, 151943, 179569, 327877, 387491, 566333, 1975259, 4262401, 6229663, 7362329, 80985619]

約数ペア:

[(1, 80985619), (11, 7362329), (13, 6229663), (19, 4262401), (41, 1975259), (143, 566333), (209, 387491), (247, 327877), (451, 179569), (533, 151943), (727, 111397), (779, 103961), (2717, 29807), (5863, 13813), (7997, 10127), (8569, 9451)]