There are 11 numbers between 1 and 130 that have an odd number of factors: 1,4,9,16,25,36,49,64,81,100,121.
Square numbers have an odd number of factors.
All square numbers have an odd number of factors.
Perfect squares are numbers with an odd number of factors.
Square numbers have an odd number of factors, but beyond that, any odd number can be a factor.
No numbers in that range have an odd number of factors.
There are 19 numbers between zero and 365 that have an odd number of factors.
There are 11 numbers between 1 and 130 that have an odd number of factors: 1,4,9,16,25,36,49,64,81,100,121.
Square numbers have an odd number of factors.
Yes. Square numbers have an odd number of factors. 49 has three factors.
Square numbers have an odd number of factors.
Square numbers have an odd number of factors.
Square numbers have an odd number of factors.
Square numbers have an odd number of factors.
Perfect squares have an odd number of factors.
Both odd and even numbers may have odd numbers as factors.
Square numbers have an odd number of factors.