158811121

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{4481}}^1$

素因数の和:4632

約数の個数: 16

約数和(自身を含む): 186738048

約数和(自身を除く): 27926927

約数列:

[1, 7, 61, 83, 427, 581, 4481, 5063, 31367, 35441, 273341, 371923, 1913387, 2603461, 22687303, 158811121]

約数ペア:

[(1, 158811121), (7, 22687303), (61, 2603461), (83, 1913387), (427, 371923), (581, 273341), (4481, 35441), (5063, 31367)]