Mathematics, 18.09.2019 11:00 hello6975
If a number n has exactly 7 divisors, how many divisors does n squared have?
Answers: 1
, where 
are distinct prime numbers, has 
divisors.
has 7 divisors. 7 is a prime number, so among the numbers 
there is only one that is equal to 7.
where 
is a prime number.
, therefore the 
has 
divisors.
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If a number n has exactly 7 divisors, how many divisors does n squared have?...
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