28611345

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 54835200

約数和(自身を除く): 26223855

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 67, 83, 105, 147, 201, 245, 249, 335, 343, 415, 469, 581, 735, 1005, 1029, 1245, 1407, 1715, 1743, 2345, 2905, 3283, 4067, 5145, 5561, 7035, 8715, 9849, 12201, 16415, 16683, 20335, 22981, 27805, 28469, 38927, 49245, 61005, 68943, 83415, 85407, 114905, 116781, 142345, 194635, 272489, 344715, 427035, 583905, 817467, 1362445, 1907423, 4087335, 5722269, 9537115, 28611345]

約数ペア:

[(1, 28611345), (3, 9537115), (5, 5722269), (7, 4087335), (15, 1907423), (21, 1362445), (35, 817467), (49, 583905), (67, 427035), (83, 344715), (105, 272489), (147, 194635), (201, 142345), (245, 116781), (249, 114905), (335, 85407), (343, 83415), (415, 68943), (469, 61005), (581, 49245), (735, 38927), (1005, 28469), (1029, 27805), (1245, 22981), (1407, 20335), (1715, 16683), (1743, 16415), (2345, 12201), (2905, 9849), (3283, 8715), (4067, 7035), (5145, 5561)]