123442286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 209139840

約数和(自身を除く): 85697554

約数列:

[1, 2, 11, 22, 37, 74, 139, 278, 407, 814, 1091, 1529, 2182, 3058, 5143, 10286, 12001, 24002, 40367, 56573, 80734, 113146, 151649, 303298, 444037, 888074, 1668139, 3336278, 5611013, 11222026, 61721143, 123442286]

約数ペア:

[(1, 123442286), (2, 61721143), (11, 11222026), (22, 5611013), (37, 3336278), (74, 1668139), (139, 888074), (278, 444037), (407, 303298), (814, 151649), (1091, 113146), (1529, 80734), (2182, 56573), (3058, 40367), (5143, 24002), (10286, 12001)]