\documentclass{article}
\usepackage{pgf, tikz}
\usetikzlibrary{arrows, automata}
\usepackage{xepersian}
\settextfont{Yas}
\begin{document}
		\begin{figure}[!ht]
			\centering
\begin{tikzpicture}[>=stealth',shorten >=1pt,auto,node distance=3cm,thick]
		\node[state] (A) {$ 3 $};
	\node[state](B)[above of=A] {$ 5$};
		\node[state](C)[right of=B] {$ 13$};
		\node[state](D)[below of=C] {$ 17 $};
			%\node[state](E)[right of=D] {$ 17 $};
		\path (A) edge (B);
		\path  (A) edge (D);
			\path  (A) edge (C);
				\path  (B) edge (C);
					\path  (C) edge (D);
						\path  (B) edge (D);
	\end{tikzpicture}
	\caption{گراف درجه سرشت $L_2(64)$}
	\end{figure}
	\end{document}