That doesn't work. Factors are integers.
GCF(102, 103) = 1; the two numbers are coprime.
7, 31, 103 All three are prime numbers and not composite numbers.
The GCF of these three numbers is 5.
The GCF of all three numbers is 20 !
The gcf of the given three numbers is 1
15, 30 and 45 have a GCF of 15.
The GCF of the given three numbers is 23
The GCF of the given three numbers is 1
The GCF of the given three numbers is 1
The GCF of the given three numbers is 14
The GCF of the given three numbers is 1
The GCF of the given three numbers is 1