261812629

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{5087}}^1$

素因数の和:5244

約数の個数: 16

約数和(自身を含む): 292336128

約数和(自身を除く): 30523499

約数列:

[1, 13, 37, 107, 481, 1391, 3959, 5087, 51467, 66131, 188219, 544309, 2446847, 7076017, 20139433, 261812629]

約数ペア:

[(1, 261812629), (13, 20139433), (37, 7076017), (107, 2446847), (481, 544309), (1391, 188219), (3959, 66131), (5087, 51467)]