27387153

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19889}}^1$

素因数の和:19918

約数の個数: 20

約数和(自身を含む): 43320420

約数和(自身を除く): 15933267

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19889, 59667, 179001, 338113, 537003, 1014339, 1611009, 3043017, 9129051, 27387153]

約数ペア:

[(1, 27387153), (3, 9129051), (9, 3043017), (17, 1611009), (27, 1014339), (51, 537003), (81, 338113), (153, 179001), (459, 59667), (1377, 19889)]