number-theoretic functional

例句：

1. 1. In number theory, the primefactorization of a number is essential forunderstanding its properties.
   在数论中，一个数的质因数分解对于理解其性质至关重要。
2. 2. The number-theoretic function f(x) =x^2 - 4 was usedto solve the equation.
   使用数论函数f(x) = x^2 - 4来解方程。
3. 3. The number-theoretic property of divisibility by 2 is well-knownin mathematics.
   在数学中，数论的可除性属性是众所周知的。