32 | 2
16 | 2
8. | 2
4. | 2
2. | 2
32=2^5
27 | 3
9. | 3
3. | 3
27=3^3
170 | 5
34 | 2
17. | 17
170=5*2*17
450 | 5
90. | 5
18. | 2
9. | 3
3. | 3
450=5^2*3^2*2
1350 | 5
270. | 5
54. | 2
27. | 3
9. | 3
3. | 3
1350=5^2*3^3*2
Numerele prime se impart doar la ele insasi sau la 1 (ex 2, 3, 5, 7, 11, 13, 17, 23 etc)