42667681

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 51480576

約数和(自身を除く): 8812895

約数列:

[1, 7, 47, 49, 97, 191, 329, 679, 1337, 2303, 4559, 4753, 8977, 9359, 18527, 31913, 62839, 129689, 223391, 439873, 870769, 907823, 6095383, 42667681]

約数ペア:

[(1, 42667681), (7, 6095383), (47, 907823), (49, 870769), (97, 439873), (191, 223391), (329, 129689), (679, 62839), (1337, 31913), (2303, 18527), (4559, 9359), (4753, 8977)]