171939710

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{13339}}^1$

素因数の和:14635

約数の個数: 16

約数和(自身を含む): 309754800

約数和(自身を除く): 137815090

約数列:

[1, 2, 5, 10, 1289, 2578, 6445, 12890, 13339, 26678, 66695, 133390, 17193971, 34387942, 85969855, 171939710]

約数ペア:

[(1, 171939710), (2, 85969855), (5, 34387942), (10, 17193971), (1289, 133390), (2578, 66695), (6445, 26678), (12890, 13339)]