81355576

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{14717}}^1$

素因数の和:15414

約数の個数: 16

約数和(自身を含む): 152772840

約数和(自身を除く): 71417264

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 5528, 14717, 29434, 58868, 117736, 10169447, 20338894, 40677788, 81355576]

約数ペア:

[(1, 81355576), (2, 40677788), (4, 20338894), (8, 10169447), (691, 117736), (1382, 58868), (2764, 29434), (5528, 14717)]