489039

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 709632

約数和(自身を除く): 220593

約数列:

[1, 3, 17, 43, 51, 129, 223, 669, 731, 2193, 3791, 9589, 11373, 28767, 163013, 489039]

約数ペア:

[(1, 489039), (3, 163013), (17, 28767), (43, 11373), (51, 9589), (129, 3791), (223, 2193), (669, 731)]