22801905

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 47803392

約数和(自身を除く): 25001487

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 243, 245, 315, 383, 405, 441, 567, 735, 945, 1149, 1215, 1323, 1701, 1915, 2205, 2681, 2835, 3447, 3969, 5745, 6615, 8043, 8505, 10341, 11907, 13405, 17235, 18767, 19845, 24129, 31023, 40215, 51705, 56301, 59535, 72387, 93069, 93835, 120645, 155115, 168903, 217161, 281505, 361935, 465345, 506709, 651483, 844515, 1085805, 1520127, 2533545, 3257415, 4560381, 7600635, 22801905]

約数ペア:

[(1, 22801905), (3, 7600635), (5, 4560381), (7, 3257415), (9, 2533545), (15, 1520127), (21, 1085805), (27, 844515), (35, 651483), (45, 506709), (49, 465345), (63, 361935), (81, 281505), (105, 217161), (135, 168903), (147, 155115), (189, 120645), (243, 93835), (245, 93069), (315, 72387), (383, 59535), (405, 56301), (441, 51705), (567, 40215), (735, 31023), (945, 24129), (1149, 19845), (1215, 18767), (1323, 17235), (1701, 13405), (1915, 11907), (2205, 10341), (2681, 8505), (2835, 8043), (3447, 6615), (3969, 5745)]