28242027

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1093}}^1$

素因数の和:1145

約数の個数: 40

約数和(自身を含む): 47654640

約数和(自身を除く): 19412613

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 261, 297, 319, 783, 891, 957, 1093, 2349, 2871, 3279, 8613, 9837, 12023, 25839, 29511, 31697, 36069, 88533, 95091, 108207, 285273, 324621, 348667, 855819, 973863, 1046001, 2567457, 3138003, 9414009, 28242027]

約数ペア:

[(1, 28242027), (3, 9414009), (9, 3138003), (11, 2567457), (27, 1046001), (29, 973863), (33, 855819), (81, 348667), (87, 324621), (99, 285273), (261, 108207), (297, 95091), (319, 88533), (783, 36069), (891, 31697), (957, 29511), (1093, 25839), (2349, 12023), (2871, 9837), (3279, 8613)]