28014328

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 29769992

約数列:

[1, 2, 4, 8, 31, 37, 43, 62, 71, 74, 86, 124, 142, 148, 172, 248, 284, 296, 344, 568, 1147, 1333, 1591, 2201, 2294, 2627, 2666, 3053, 3182, 4402, 4588, 5254, 5332, 6106, 6364, 8804, 9176, 10508, 10664, 12212, 12728, 17608, 21016, 24424, 49321, 81437, 94643, 98642, 112961, 162874, 189286, 197284, 225922, 325748, 378572, 394568, 451844, 651496, 757144, 903688, 3501791, 7003582, 14007164, 28014328]

約数ペア:

[(1, 28014328), (2, 14007164), (4, 7003582), (8, 3501791), (31, 903688), (37, 757144), (43, 651496), (62, 451844), (71, 394568), (74, 378572), (86, 325748), (124, 225922), (142, 197284), (148, 189286), (172, 162874), (248, 112961), (284, 98642), (296, 94643), (344, 81437), (568, 49321), (1147, 24424), (1333, 21016), (1591, 17608), (2201, 12728), (2294, 12212), (2627, 10664), (2666, 10508), (3053, 9176), (3182, 8804), (4402, 6364), (4588, 6106), (5254, 5332)]