86999495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{22279}}^1$

素因数の和:22366

約数の個数: 16

約数和(自身を含む): 115499520

約数和(自身を除く): 28500025

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 22279, 111395, 245069, 1225345, 1581809, 7909045, 17399899, 86999495]

約数ペア:

[(1, 86999495), (5, 17399899), (11, 7909045), (55, 1581809), (71, 1225345), (355, 245069), (781, 111395), (3905, 22279)]