161894398

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{4967}}^1$

素因数の和:5391

約数の個数: 16

約数和(自身を含む): 249194880

約数和(自身を除く): 87300482

約数列:

[1, 2, 43, 86, 379, 758, 4967, 9934, 16297, 32594, 213581, 427162, 1882493, 3764986, 80947199, 161894398]

約数ペア:

[(1, 161894398), (2, 80947199), (43, 3764986), (86, 1882493), (379, 427162), (758, 213581), (4967, 32594), (9934, 16297)]