ab+ac+bc=791在1到100范围内的整数解:
(1,7,98),(1,8,87),(1,10,71),(1,11,65),(1,17,43),(1,21,35),
(1,23,32),(2,13,51),(3,5,97),(3,7,77),(3,13,47),(3,17,37),
(3,22,29),(5,7,63),(5,11,46),(5,12,43),(5,19,29),(7,8,49),(7,13,35),
(7,14,33),(7,17,28),(7,21,23),(8,11,37),(10,17,23),(11,13,27),(13,17,19)
素数解:
(3,5,97),(3,13,47),(3,17,37),(5,19,29),(13,17,19) |