989806385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{164011}}^1$

素因数の和:164104

約数の個数: 16

約数和(自身を含む): 1275357312

約数和(自身を除く): 285550927

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 164011, 820055, 2788187, 11644781, 13940935, 58223905, 197961277, 989806385]

約数ペア:

[(1, 989806385), (5, 197961277), (17, 58223905), (71, 13940935), (85, 11644781), (355, 2788187), (1207, 820055), (6035, 164011)]