209439007977

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{907}}^1\times {\mathrm{213217}}^1$

素因数の和:214165

約数の個数: 24

約数和(自身を含む): 295049362656

約数和(自身を除く): 85610354679

約数列:

[1, 3, 19, 57, 361, 907, 1083, 2721, 17233, 51699, 213217, 327427, 639651, 982281, 4051123, 12153369, 76971337, 193387819, 230914011, 580163457, 3674368561, 11023105683, 69813002659, 209439007977]

約数ペア:

[(1, 209439007977), (3, 69813002659), (19, 11023105683), (57, 3674368561), (361, 580163457), (907, 230914011), (1083, 193387819), (2721, 76971337), (17233, 12153369), (51699, 4051123), (213217, 982281), (327427, 639651)]