6688890789

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1\times {\mathrm{3361}}^1$

素因数の和:4445

約数の個数: 32

約数和(自身を含む): 10311280896

約数和(自身を除く): 3622390107

約数列:

[1, 3, 7, 21, 97, 291, 679, 977, 2037, 2931, 3361, 6839, 10083, 20517, 23527, 70581, 94769, 284307, 326017, 663383, 978051, 1990149, 2282119, 3283697, 6846357, 9851091, 22985879, 68957637, 318518609, 955555827, 2229630263, 6688890789]

約数ペア:

[(1, 6688890789), (3, 2229630263), (7, 955555827), (21, 318518609), (97, 68957637), (291, 22985879), (679, 9851091), (977, 6846357), (2037, 3283697), (2931, 2282119), (3361, 1990149), (6839, 978051), (10083, 663383), (20517, 326017), (23527, 284307), (70581, 94769)]