Ranran 有一个函数 $f$，现在他想求出 $f(1) \pmod{998244353}$ 的值。
已知：
$$f(x) = \begin{cases} 0 & x > n \\ 1 + \sum_{k=2}^{20210926} f(kx) & x \le n \end{cases}$$
第一行包含一个整数 $n$ ($1 \le n \le 10^9$)。
输出一行，包含一个整数，表示答案。
1
1
2
2
100
949
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