Răspuns:
30 - D={1,2,3,5,6,10,15,30}
nr compus
2
30
43-D={1,43}
nr prim
43
43
55-D={1,5,11,55}
nr compus
5
55
66={1,2,3,6,11,22,33,66}
nr compus
2
66
1- D={1}
nr prim
-
1
0 nu are divizori pt ca divizorii incep de la 1
-
-
-
111- D={1,3,37,111}
nr compus
3
111
84-D={1,2,3,4,6,7,12,14,21,28,42,84}
nr compus
2
84
