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The sum of all the positive factors of integer $x$ is 24. If one of the factors is 3, what is the value of $x$?

Guest Jun 25, 2018
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 x = 15

 

The factors of 15  are

 

1  3  5  15

 

And these sum to  24

 

 

cool cool cool

CPhill  Jun 25, 2018

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