If that's 25, 16 and 9, they are all perfect squares.
The COMMON factors of 9 depend upon the OTHER numbers with which 9 has factors in COMMON. However, they will be one or more of the factors of 9 which are 1, 3, 9.
The common factors are 1, 3 and 9.
The least common multiple of the numbers 4, 27 and 9 is 108.
6 and 9 are one pair of numbers with a common multiple of 18. Another pair are 9 and 18.
9 and any multiple of 9
There is not a greatest common factor of 9 because there cannot be a greatest common factor without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The factors of 9 are 1, 3, and 9. The prime factors of 9 are 3 and 3.
9 and 18
9 and 18
All multiples of 9 share common factors with 9.
The least common multiple of the numbers 236 and 9 is 2,124.
The least common multiple of the numbers 236 and 9 is 2,124.
The least common multiple of the numbers 9 and 23 is 207.