WordPressのタイトルにページ移動の何ページ目かの表記を入れる

WordPressのタイトルにページ移動の何ページ目かの表記を入れる
<title><?php if($paged !=0){echo $paged."ページ目 | ";} ?><?php wp_title(); ?></title>

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Warning: Illegal string offset 'content_site_name' in /home/favorite-color/www/wp-note/cms/wp-content/themes/lionblog/single.php on line 116
1

Warning: Illegal string offset 'content_site_url' in /home/favorite-color/www/wp-note/cms/wp-content/themes/lionblog/single.php on line 119

Warning: Illegal string offset 'content_site_title' in /home/favorite-color/www/wp-note/cms/wp-content/themes/lionblog/single.php on line 120
1

Warning: Illegal string offset 'content_site_url' in /home/favorite-color/www/wp-note/cms/wp-content/themes/lionblog/single.php on line 125

Warning: Illegal string offset 'content_site_url' in /home/favorite-color/www/wp-note/cms/wp-content/themes/lionblog/single.php on line 126
1