Yes normally
5, 7, 35, 49 are the factors of 245
83 is a prime number and apart from itself and '1' it does not have any other factors.
9, 3, 27. that's it.
1 and 67 because it's a prime number
How to Find Greatest Common Factor by Using Prime Factors
How to Find Greatest Common Factor by Listing Factors
Learn Applications of Scale Factor
How to Find the Largest Common Multiple by Prime Factorization