2 and 4 are. 8 isn't. If you divide the numbers into 348 and the result is an integer, they are factors. 8 doesn't divide evenly.
1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348.
No, 4 does not go into 105 evenly.
Yes, but not evenly.
No, 4 is not divisible by 348. In order for a number to be divisible by another number, the remainder of the division operation must be zero. When you divide 4 by 348, the remainder is 4, which means 4 is not divisible by 348.
87
43 with remainder 4.
1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348.
Not evenly.
No.
Not evenly.
No.