205855299

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{4523}}^1$

素因数の和:4931

約数の個数: 24

約数和(自身を含む): 321113520

約数和(自身を除く): 115258221

約数列:

[1, 3, 9, 13, 39, 117, 389, 1167, 3501, 4523, 5057, 13569, 15171, 40707, 45513, 58799, 176397, 529191, 1759447, 5278341, 15835023, 22872811, 68618433, 205855299]

約数ペア:

[(1, 205855299), (3, 68618433), (9, 22872811), (13, 15835023), (39, 5278341), (117, 1759447), (389, 529191), (1167, 176397), (3501, 58799), (4523, 45513), (5057, 40707), (13569, 15171)]