66871816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{937}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 137098080

約数和(自身を除く): 70226264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 811, 937, 1622, 1874, 3244, 3748, 6488, 7496, 8921, 10307, 17842, 20614, 35684, 41228, 71368, 82456, 759907, 1519814, 3039628, 6079256, 8358977, 16717954, 33435908, 66871816]

約数ペア:

[(1, 66871816), (2, 33435908), (4, 16717954), (8, 8358977), (11, 6079256), (22, 3039628), (44, 1519814), (88, 759907), (811, 82456), (937, 71368), (1622, 41228), (1874, 35684), (3244, 20614), (3748, 17842), (6488, 10307), (7496, 8921)]