81161416

素因数分解:

$2^3\times 7^1\times {\mathrm{1449311}}^1$

素因数の和:1449324

約数の個数: 16

約数和(自身を含む): 173917440

約数和(自身を除く): 92756024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1449311, 2898622, 5797244, 10145177, 11594488, 20290354, 40580708, 81161416]

約数ペア:

[(1, 81161416), (2, 40580708), (4, 20290354), (7, 11594488), (8, 10145177), (14, 5797244), (28, 2898622), (56, 1449311)]