158975257

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 190688256

約数和(自身を除く): 31712999

約数列:

[1, 7, 43, 49, 197, 301, 383, 1379, 2107, 2681, 8471, 9653, 16469, 18767, 59297, 75451, 115283, 415079, 528157, 806981, 3244393, 3697099, 22710751, 158975257]

約数ペア:

[(1, 158975257), (7, 22710751), (43, 3697099), (49, 3244393), (197, 806981), (301, 528157), (383, 415079), (1379, 115283), (2107, 75451), (2681, 59297), (8471, 18767), (9653, 16469)]