205959069

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{1879}}^1$

素因数の和:2545

約数の個数: 24

約数和(自身を含む): 313809600

約数和(自身を除く): 107850531

約数列:

[1, 3, 9, 19, 57, 171, 641, 1879, 1923, 5637, 5769, 12179, 16911, 35701, 36537, 107103, 109611, 321309, 1204439, 3613317, 10839951, 22884341, 68653023, 205959069]

約数ペア:

[(1, 205959069), (3, 68653023), (9, 22884341), (19, 10839951), (57, 3613317), (171, 1204439), (641, 321309), (1879, 109611), (1923, 107103), (5637, 36537), (5769, 35701), (12179, 16911)]