127551221

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{14683}}^1$

素因数の和:14780

約数の個数: 16

約数和(自身を含む): 156472704

約数和(自身を除く): 28921483

約数列:

[1, 7, 17, 73, 119, 511, 1241, 8687, 14683, 102781, 249611, 1071859, 1747277, 7503013, 18221603, 127551221]

約数ペア:

[(1, 127551221), (7, 18221603), (17, 7503013), (73, 1747277), (119, 1071859), (511, 249611), (1241, 102781), (8687, 14683)]