208263076

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140339}}^1$

素因数の和:140403

約数の個数: 24

約数和(自身を含む): 424388160

約数和(自身を除く): 216125084

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 140339, 280678, 561356, 982373, 1964746, 3929492, 7437967, 14875934, 29751868, 52065769, 104131538, 208263076]

約数ペア:

[(1, 208263076), (2, 104131538), (4, 52065769), (7, 29751868), (14, 14875934), (28, 7437967), (53, 3929492), (106, 1964746), (212, 982373), (371, 561356), (742, 280678), (1484, 140339)]