What are all the factors, the prime factorization, and factor pairs of 644?

To find the factors of 644, divide 644 by each number starting with 1 and working up to 644

Now let us find how to calculate all the factors of 644:
2
= 322
4
= 161
7
= 92
14
= 46
23
= 28
As you can see, the factors of 644 are:
1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644

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