80860906

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{81349}}^1$

素因数の和:81429

約数の個数: 16

約数和(自身を含む): 140572800

約数和(自身を除く): 59711894

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 81349, 162698, 569443, 1138886, 5775779, 11551558, 40430453, 80860906]

約数ペア:

[(1, 80860906), (2, 40430453), (7, 11551558), (14, 5775779), (71, 1138886), (142, 569443), (497, 162698), (994, 81349)]