85890497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2141}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 107339904

約数和(自身を除く): 21449407

約数列:

[1, 7, 11, 77, 521, 2141, 3647, 5731, 14987, 23551, 40117, 164857, 1115461, 7808227, 12270071, 85890497]

約数ペア:

[(1, 85890497), (7, 12270071), (11, 7808227), (77, 1115461), (521, 164857), (2141, 40117), (3647, 23551), (5731, 14987)]