Jawabanmu

2014-08-26T18:48:41+07:00
15 : 3X5
21 : 7x3
28 : 2x2x7
35 : 5x7

1 5 1
2014-08-26T19:05:51+07:00
Gabisa, kecuali kalo 15 diganti 14, fpbnya 7