28013884

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 53434080

約数和(自身を除く): 25420196

約数列:

[1, 2, 4, 29, 37, 58, 61, 74, 107, 116, 122, 148, 214, 244, 428, 1073, 1769, 2146, 2257, 3103, 3538, 3959, 4292, 4514, 6206, 6527, 7076, 7918, 9028, 12412, 13054, 15836, 26108, 65453, 114811, 130906, 189283, 229622, 241499, 261812, 378566, 459244, 482998, 757132, 965996, 7003471, 14006942, 28013884]

約数ペア:

[(1, 28013884), (2, 14006942), (4, 7003471), (29, 965996), (37, 757132), (58, 482998), (61, 459244), (74, 378566), (107, 261812), (116, 241499), (122, 229622), (148, 189283), (214, 130906), (244, 114811), (428, 65453), (1073, 26108), (1769, 15836), (2146, 13054), (2257, 12412), (3103, 9028), (3538, 7918), (3959, 7076), (4292, 6527), (4514, 6206)]