
(1)99的因数有:1,3,9,11,33,99;(2)14的倍数有14,28,42…;(2)8的倍数有 8,16,24,32…;50以内8的倍数;8,16,24,32,40,48.故答案为:1,3,9,11,33,99;14,28,42…;8,16,24,32,40,48.

(1)99的因数有:1,3,9,11,33,99;(2)14的倍数有14,28,42…;(2)8的倍数有 8,16,24,32…;50以内8的倍数;8,16,24,32,40,48.故答案为:1,3,9,11,33,99;14,28,42…;8,16,24,32,40,48.