165785284

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 340381440

約数和(自身を除く): 174596156

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 142, 178, 284, 356, 497, 623, 937, 994, 1246, 1874, 1988, 2492, 3748, 6319, 6559, 12638, 13118, 25276, 26236, 44233, 66527, 83393, 88466, 133054, 166786, 176932, 266108, 333572, 465689, 583751, 931378, 1167502, 1862756, 2335004, 5920903, 11841806, 23683612, 41446321, 82892642, 165785284]

約数ペア:

[(1, 165785284), (2, 82892642), (4, 41446321), (7, 23683612), (14, 11841806), (28, 5920903), (71, 2335004), (89, 1862756), (142, 1167502), (178, 931378), (284, 583751), (356, 465689), (497, 333572), (623, 266108), (937, 176932), (994, 166786), (1246, 133054), (1874, 88466), (1988, 83393), (2492, 66527), (3748, 44233), (6319, 26236), (6559, 25276), (12638, 13118)]