�I�C���[�̒藝�̏C��


�Q�‚̑f�� $p,q$ �ɑ΂��āC$n=p q,$ $c=(p-1)(q-1)$ �Ƃ���D ���̂Ƃ��C�ӂ� $0<$$a$$<$$n$ �ɑ΂��� $a^{c+1} \bmod n=a$ �����藧�D
$p=$�C $q=$

$p=$�C $q=$ �@ $\Rightarrow$�@ $n=$�C $c=$