71130556

素因数分解:

$2^2\times 7^2\times {\mathrm{362911}}^1$

素因数の和:362929

約数の個数: 18

約数和(自身を含む): 144801888

約数和(自身を除く): 73671332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 362911, 725822, 1451644, 2540377, 5080754, 10161508, 17782639, 35565278, 71130556]

約数ペア:

[(1, 71130556), (2, 35565278), (4, 17782639), (7, 10161508), (14, 5080754), (28, 2540377), (49, 1451644), (98, 725822), (196, 362911)]