1 and 7.
1, 5, 11, 55, 121, 605
1402 is divisible by 1, 7, 17, 119
7 is a prime number and is only divisible by 1 and 7.
2 is a prime number. It is only divisible by 1 and itself.
1,6,8
4
1 and 7.
1, 3, 211, 633
1, 2, 4
1, 2, 4, 29, 58, 79, 109, 116, 158, 218, 316, 436, 2291, 3161, 4582, 6322, 8611, 9164, 12644, 17222, 34444, 249719, 499438, 998876
4 is divisible by 1, 2 and 4.
the easiest is 2*43=86
Divisibles by 3 are numbers whose individual digits evenly equal the sum of which is divisible by 3, like 3627 = 3 + 6 + 2 + 7, which equals 18.
1, 2, 3 and 4
Six is divisible by: 1 2 3 6.