64571423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12619}}^1$

素因数の和:12686

約数の個数: 16

約数和(自身を含む): 79960320

約数和(自身を除く): 15388897

約数列:

[1, 7, 17, 43, 119, 301, 731, 5117, 12619, 88333, 214523, 542617, 1501661, 3798319, 9224489, 64571423]

約数ペア:

[(1, 64571423), (7, 9224489), (17, 3798319), (43, 1501661), (119, 542617), (301, 214523), (731, 88333), (5117, 12619)]