278493956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{5573}}^1$

素因数の和:5652

約数の個数: 36

約数和(自身を含む): 542428236

約数和(自身を除く): 263934280

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 3844, 5573, 11146, 12493, 22292, 24986, 49972, 72449, 144898, 172763, 289796, 345526, 691052, 2245919, 4491838, 5355653, 8983676, 10711306, 21422612, 69623489, 139246978, 278493956]

約数ペア:

[(1, 278493956), (2, 139246978), (4, 69623489), (13, 21422612), (26, 10711306), (31, 8983676), (52, 5355653), (62, 4491838), (124, 2245919), (403, 691052), (806, 345526), (961, 289796), (1612, 172763), (1922, 144898), (3844, 72449), (5573, 49972), (11146, 24986), (12493, 22292)]