71821105

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 87439824

約数和(自身を除く): 15618719

約数列:

[1, 5, 113, 317, 401, 565, 1585, 2005, 35821, 45313, 127117, 179105, 226565, 635585, 14364221, 71821105]

約数ペア:

[(1, 71821105), (5, 14364221), (113, 635585), (317, 226565), (401, 179105), (565, 127117), (1585, 45313), (2005, 35821)]