289707517

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2625

約数の個数: 24

約数和(自身を含む): 340522560

約数和(自身を除く): 50815043

約数列:

[1, 11, 23, 41, 121, 253, 451, 943, 2539, 2783, 4961, 10373, 27929, 58397, 104099, 114103, 307219, 642367, 1145089, 2394277, 7066037, 12595979, 26337047, 289707517]

約数ペア:

[(1, 289707517), (11, 26337047), (23, 12595979), (41, 7066037), (121, 2394277), (253, 1145089), (451, 642367), (943, 307219), (2539, 114103), (2783, 104099), (4961, 58397), (10373, 27929)]