The GCF is 1.
One.
The greatest common factor of 39 and 18 is definitely 3.
The greatest common factor of 30 and 39 is 3.
The greatest common factor is 5 * * * * * Actually, it is 39
The greatest common factor of 37 and 39 is 1.
The greatest common factor of 90 and 39 is 3
The greatest or highest common factor is the highest number that divides exactly into two or more numbers. 39: 1, 3, 13, 39 87: 1, 3, 29, 87 The greatest common factor for 39 and 87 is 3.
Greatest common factor of 39 and 104 is 13.
The greatest common factor of 22 and 39 is 1
The Greatest Common Factor of 39, 48, 51: 3
The greatest common factor of 33, 27 & 39 is 3.
The greatest common factor of 3 and 39 is 3.