431001

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:342

約数の個数: 20

約数和(自身を含む): 683892

約数和(自身を除く): 252891

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 313, 459, 939, 1377, 2817, 5321, 8451, 15963, 25353, 47889, 143667, 431001]

約数ペア:

[(1, 431001), (3, 143667), (9, 47889), (17, 25353), (27, 15963), (51, 8451), (81, 5321), (153, 2817), (313, 1377), (459, 939)]