920885

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 1282176

約数和(自身を除く): 361291

約数列:

[1, 5, 7, 35, 83, 317, 415, 581, 1585, 2219, 2905, 11095, 26311, 131555, 184177, 920885]

約数ペア:

[(1, 920885), (5, 184177), (7, 131555), (35, 26311), (83, 11095), (317, 2905), (415, 2219), (581, 1585)]