28984311

素因数分解:

$3^7\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 45067200

約数和(自身を除く): 16082889

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 457, 729, 783, 1371, 2187, 2349, 4113, 7047, 12339, 13253, 21141, 37017, 39759, 63423, 111051, 119277, 333153, 357831, 999459, 1073493, 3220479, 9661437, 28984311]

約数ペア:

[(1, 28984311), (3, 9661437), (9, 3220479), (27, 1073493), (29, 999459), (81, 357831), (87, 333153), (243, 119277), (261, 111051), (457, 63423), (729, 39759), (783, 37017), (1371, 21141), (2187, 13253), (2349, 12339), (4113, 7047)]