68790169

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 83052648

約数和(自身を除く): 14262479

約数列:

[1, 7, 41, 49, 97, 287, 353, 679, 2009, 2471, 3977, 4753, 14473, 17297, 27839, 34241, 101311, 194873, 239687, 709177, 1403881, 1677809, 9827167, 68790169]

約数ペア:

[(1, 68790169), (7, 9827167), (41, 1677809), (49, 1403881), (97, 709177), (287, 239687), (353, 194873), (679, 101311), (2009, 34241), (2471, 27839), (3977, 17297), (4753, 14473)]