1,3,7,9,11,13,15,17,19,21,23,25
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9, 15, 21, 25, 27
NO, it is not divisible by all numbers. This is easy to see if you remember that 27 is an odd number and odd numbers are NOT divisible by 2. Then there is the issue that is is NOT divisible by any number greater than itself. That is a lots of numbers that don't work!
31
7, 9 & 11.
The numbers are 25, 27, 29 and 31.