28782798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 66742272

約数和(自身を除く): 37959474

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 67, 69, 134, 138, 201, 253, 283, 402, 506, 566, 737, 759, 849, 1474, 1518, 1541, 1698, 2211, 3082, 3113, 4422, 4623, 6226, 6509, 9246, 9339, 13018, 16951, 18678, 18961, 19527, 33902, 37922, 39054, 50853, 56883, 71599, 101706, 113766, 143198, 208571, 214797, 417142, 429594, 436103, 625713, 872206, 1251426, 1308309, 2616618, 4797133, 9594266, 14391399, 28782798]

約数ペア:

[(1, 28782798), (2, 14391399), (3, 9594266), (6, 4797133), (11, 2616618), (22, 1308309), (23, 1251426), (33, 872206), (46, 625713), (66, 436103), (67, 429594), (69, 417142), (134, 214797), (138, 208571), (201, 143198), (253, 113766), (283, 101706), (402, 71599), (506, 56883), (566, 50853), (737, 39054), (759, 37922), (849, 33902), (1474, 19527), (1518, 18961), (1541, 18678), (1698, 16951), (2211, 13018), (3082, 9339), (3113, 9246), (4422, 6509), (4623, 6226)]