分解质因数与整数的性质,同学们在小学中就已经有所接触,用这些知识可以解决许多数学问题.在初中数学中,它们在解题中同样可以发挥重要的作用,特别是对一些竞赛题,采用这些知识求解,常常可以使解题过程大为简化,收到事半功倍的效果. The quality of decomposition factor and integer, the students have been in contact with the elementary school, use this knowledge can solve many mathematical problems in junior high school mathematics, they can also play an important role in solving problems, especially for some competitions Question, the use of these knowledge to solve, often can make the problem-solving process is greatly simplified, and receive a multiplier effect.