2052279905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{78737}}^1$

素因数の和:79156

約数の個数: 16

約数和(自身を含む): 2658824784

約数和(自身を除く): 606544879

約数列:

[1, 5, 13, 65, 401, 2005, 5213, 26065, 78737, 393685, 1023581, 5117905, 31573537, 157867685, 410455981, 2052279905]

約数ペア:

[(1, 2052279905), (5, 410455981), (13, 157867685), (65, 31573537), (401, 5117905), (2005, 1023581), (5213, 393685), (26065, 78737)]