66439685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2549}}^1$

素因数の和:2968

約数の個数: 16

約数和(自身を含む): 86108400

約数和(自身を除く): 19668715

約数列:

[1, 5, 13, 65, 401, 2005, 2549, 5213, 12745, 26065, 33137, 165685, 1022149, 5110745, 13287937, 66439685]

約数ペア:

[(1, 66439685), (5, 13287937), (13, 5110745), (65, 1022149), (401, 165685), (2005, 33137), (2549, 26065), (5213, 12745)]