206899396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 405070848

約数和(自身を除く): 198171452

約数列:

[1, 2, 4, 11, 22, 44, 71, 103, 142, 206, 284, 412, 643, 781, 1133, 1286, 1562, 2266, 2572, 3124, 4532, 7073, 7313, 14146, 14626, 28292, 29252, 45653, 66229, 80443, 91306, 132458, 160886, 182612, 264916, 321772, 502183, 728519, 1004366, 1457038, 2008732, 2914076, 4702259, 9404518, 18809036, 51724849, 103449698, 206899396]

約数ペア:

[(1, 206899396), (2, 103449698), (4, 51724849), (11, 18809036), (22, 9404518), (44, 4702259), (71, 2914076), (103, 2008732), (142, 1457038), (206, 1004366), (284, 728519), (412, 502183), (643, 321772), (781, 264916), (1133, 182612), (1286, 160886), (1562, 132458), (2266, 91306), (2572, 80443), (3124, 66229), (4532, 45653), (7073, 29252), (7313, 28292), (14146, 14626)]