The HCF of both numbers is 1
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The largest number that can be divided by both 18 and 45 is 9. 18 divided by 9 is 2 and 45 divided by 9 is 5.
The common factors of 63 and 49 are 1 and 7.
The greatest common divisor (GCD) of 35 and 49 is 7, which means any multiple of 7 can be divided by both numbers. Additionally, the least common multiple (LCM) of 35 and 49 is 245, so any multiple of 245 can also be divided by both. Therefore, any integer that is a multiple of 7 or 245 can be evenly divided by 35 and 49.
It can, of course, be divided by 1 and 49. It can also be divided by 7.
1.2857