66991377

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{823}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 91655168

約数和(自身を除く): 24663791

約数列:

[1, 3, 43, 129, 631, 823, 1893, 2469, 27133, 35389, 81399, 106167, 519313, 1557939, 22330459, 66991377]

約数ペア:

[(1, 66991377), (3, 22330459), (43, 1557939), (129, 519313), (631, 106167), (823, 81399), (1893, 35389), (2469, 27133)]