Common factor of 9 and 4
- Common factor of 9 and 45
- Common factor of 9 and 49
- Common factor of 9 and 48
- Common factor of 9 and 40
- Common factor of 9 and 42
- Common factor of 9 and 41
- Common factor of 9 and 44
- Greatest common factor of 9 and 45
- Greatest common factor of 9 and 48
- Highest common factor of 9 and 45
- Highest common factor of 9 and 4
- Greatest common factor of 9 45 and 27
- Greatest common factor of 9 and 4
- Least common factor of 9 and 4
- Lowest common factor of 9 and 4