2098455

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 3648000

約数和(自身を除く): 1549545

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 199, 285, 555, 597, 703, 995, 2109, 2985, 3515, 3781, 7363, 10545, 11343, 18905, 22089, 36815, 56715, 110445, 139897, 419691, 699485, 2098455]

約数ペア:

[(1, 2098455), (3, 699485), (5, 419691), (15, 139897), (19, 110445), (37, 56715), (57, 36815), (95, 22089), (111, 18905), (185, 11343), (199, 10545), (285, 7363), (555, 3781), (597, 3515), (703, 2985), (995, 2109)]