9 is a square number and is a factor of 63
9
We need to know what number the square is a factor of.
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No, 9 is a factor of 63.
There are 3 factor pairs of 63: 63 = 1 x 63 63 = 3 x 21 63 = 7 x 9
63 has a square factor, but no equal ones.
The factors of 189 are 1 3 7 9 21 27 63 189 So the largest factor is 189. However, 189 is not a proper factor, even though it is a factor. The largest proper factor is 63. Now 63 is not prime, since is is clearly divisible by 3. The largest prime factor is 7
9
The largest perfect square factor of 48 is 16.
The greatest common factor is 63
The largest square factor of 557 is 1 because 557 is a prime number
We need to know what number the square is a factor of.
Since 243 = 35, the largest square factor is 34 = 81.
It is: 36 because 6*6 = 36
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It is: 9
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