relatively prime or co-prime.
They are called prime numbers.
are co-prime
All numbers have a common factor of 1. Sometimes that's the only common factor.
The factors of three are both odd numbers.
The only common factor of these numbers is 1.
It has none - you can only have a common factor between two or more numbers.
Their only common factor is 1.
The only factor they have in common is 1.
Yes. Not counting one as a factor, you could have numbers like 6 and 10 which only share one common factor, 2.
The least common factor of any set of numbers is 1.
6 is a factor of 36 but a common factor is only applicable to two or more numbers.
The numbers are co-prime so the only common factor is 1.