From 78619f60cc793fbe98d7896a1f1d56dbfaf1dfd4 Mon Sep 17 00:00:00 2001 From: ljfcnyali Date: Fri, 30 Aug 2019 08:16:45 +0800 Subject: [PATCH] =?utf8?q?=E8=A1=A5=E5=85=85=E7=AD=9B=E6=B3=95=E6=B1=82?= =?utf8?q?=E7=BA=A6=E6=95=B0=E4=B8=AA=E6=95=B0?= MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit --- docs/math/sieve.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/math/sieve.md b/docs/math/sieve.md index cdfc8cd2..4e6a4adf 100644 --- a/docs/math/sieve.md +++ b/docs/math/sieve.md @@ -134,7 +134,7 @@ void pre() { 定理:若 $n=\prod_{i=1}^mp_i^{c_i}$ 则 $d_i=\prod_{i=1}^mc_i+1$ -证明:我们知道 $p_i^{c_i}$ 的约数有 $p_i^0,p_i^1,\cdots ,p_i^{c_i}$ 共有 $c_i+1$ 个,根据乘法原理, $n$ 的约数个数就是 $\prod_{i=1}^mc_i+1$ +证明:我们知道 $p_i^{c_i}$ 的约数有 $p_i^0,p_i^1,\dots ,p_i^{c_i}$ 共有 $c_i+1$ 个,根据乘法原理, $n$ 的约数个数就是 $\prod_{i=1}^mc_i+1$ #### 实现 -- 2.11.0