15989935

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 21081600

約数和(自身を除く): 5091665

約数列:

[1, 5, 13, 65, 127, 149, 169, 635, 745, 845, 1651, 1937, 8255, 9685, 18923, 21463, 25181, 94615, 107315, 125905, 245999, 1229995, 3197987, 15989935]

約数ペア:

[(1, 15989935), (5, 3197987), (13, 1229995), (65, 245999), (127, 125905), (149, 107315), (169, 94615), (635, 25181), (745, 21463), (845, 18923), (1651, 9685), (1937, 8255)]