1,2,3,4,6,12
1, 2, 3, 4, 6, 12
1,7,49
1, 7, 49
1,2,4,5,10,20,25,50,100
1, 2, 4, 5, 10, 20, 25, 50, 100
1,2,4,7,8,14,28,56
1,2,3,6,7,14,21,42
1,3,5,15,25,75
1,3,7,9,21,63
1, 3, 7, 9, 21, 63