207758421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{883}}^1\times {\mathrm{2011}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 323706656

約数和(自身を除く): 115948235

約数列:

[1, 3, 9, 13, 39, 117, 883, 2011, 2649, 6033, 7947, 11479, 18099, 26143, 34437, 78429, 103311, 235287, 1775713, 5327139, 15981417, 23084269, 69252807, 207758421]

約数ペア:

[(1, 207758421), (3, 69252807), (9, 23084269), (13, 15981417), (39, 5327139), (117, 1775713), (883, 235287), (2011, 103311), (2649, 78429), (6033, 34437), (7947, 26143), (11479, 18099)]