The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56.
If your list looks like this one: 1, 3, 7, 9, 21, 63
Yes, technically, since -7 x -4 = 28. We do not generally list negative factors for positive numbers. We do list negative factors for negative numbers.
1,3,5,15
You need to Writ edown all the factors.. :)
The factors of 63 are: 1, 3, 7, 9, 21, 63.
1, 2, 4, 7, 14, 28
1, 2, 7, 14, 49, 98
1 and 7
The factors of 56 are: 1, 2, 4, 7, 8, 14, 28, 56.
They are: 1, 2, 4, 7, 14 and 28
1, 49, 7, 7. That is:1 x 49 = 497² = 49 [so 7 is twice]
The list of factors of 50.
The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42
1, 3, 5, 7, 15, 21, 35, 105
1, 2, 5, 7, 10, 14, 35, 70
The factors of 28 are 1, 2, 4, 7, 14, 28. For them to be common, they need to be compared to another set of factors.