28985085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37889}}^1$

素因数の和:37917

約数の個数: 24

約数和(自身を含む): 53197560

約数和(自身を除く): 24212475

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37889, 113667, 189445, 341001, 568335, 644113, 1705005, 1932339, 3220565, 5797017, 9661695, 28985085]

約数ペア:

[(1, 28985085), (3, 9661695), (5, 5797017), (9, 3220565), (15, 1932339), (17, 1705005), (45, 644113), (51, 568335), (85, 341001), (153, 189445), (255, 113667), (765, 37889)]