198934687

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{701}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 231289344

約数和(自身を除く): 32354657

約数列:

[1, 7, 71, 497, 571, 701, 3997, 4907, 40541, 49771, 283787, 348397, 400271, 2801897, 28419241, 198934687]

約数ペア:

[(1, 198934687), (7, 28419241), (71, 2801897), (497, 400271), (571, 348397), (701, 283787), (3997, 49771), (4907, 40541)]