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These all give you 196: 1 x 196, 2 x 98, 4 x 49, 7 x 28, 14 x 14
49 and 4
-49 and -4
98 X 2 = 196
-196
As a product of its prime factors: 2*2*7*7 = 196
14x14=196
28 and 7
161
143
249
-241