13471437

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1777}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 21677376

約数和(自身を除く): 8205939

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 1777, 2527, 5331, 7581, 12439, 33763, 37317, 101289, 236341, 641497, 709023, 1924491, 4490479, 13471437]

約数ペア:

[(1, 13471437), (3, 4490479), (7, 1924491), (19, 709023), (21, 641497), (57, 236341), (133, 101289), (361, 37317), (399, 33763), (1083, 12439), (1777, 7581), (2527, 5331)]