An expression is shown below. What is the product of the two factors?

½ *(p+1)(q+1)(r+1)

Step-by-step explanation:

step 1-where a ,b,c are prime numbers and the p,q,r are natural numbers as their respective powers. step 2 -Find Number of factors which can be expressed as( p+1)(q+1)(r+1). step 3-Number of ways to express the number as a product of two numbers is exactly half its number of factors i.e.½ *(p+1)(q+1)(r+1).

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step-by-step explanation:

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