12888481319

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{187477}}^1$

素因数の和:187575

約数の個数: 24

約数和(自身を含む): 15901134048

約数和(自身を除く): 3012652729

約数列:

[1, 7, 23, 49, 61, 161, 427, 1127, 1403, 2989, 9821, 68747, 187477, 1312339, 4311971, 9186373, 11436097, 30183797, 80052679, 211286579, 263030231, 560368753, 1841211617, 12888481319]

約数ペア:

[(1, 12888481319), (7, 1841211617), (23, 560368753), (49, 263030231), (61, 211286579), (161, 80052679), (427, 30183797), (1127, 11436097), (1403, 9186373), (2989, 4311971), (9821, 1312339), (68747, 187477)]