207720667

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{5903}}^1$

素因数の和:6378

約数の個数: 16

約数和(自身を含む): 259587072

約数和(自身を除く): 51866405

約数列:

[1, 7, 11, 77, 457, 3199, 5027, 5903, 35189, 41321, 64933, 454531, 2697671, 18883697, 29674381, 207720667]

約数ペア:

[(1, 207720667), (7, 29674381), (11, 18883697), (77, 2697671), (457, 454531), (3199, 64933), (5027, 41321), (5903, 35189)]