78863534

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{2161}}^1$

素因数の和:2491

約数の個数: 16

約数和(自身を含む): 120483936

約数和(自身を除く): 41620402

約数列:

[1, 2, 71, 142, 257, 514, 2161, 4322, 18247, 36494, 153431, 306862, 555377, 1110754, 39431767, 78863534]

約数ペア:

[(1, 78863534), (2, 39431767), (71, 1110754), (142, 555377), (257, 306862), (514, 153431), (2161, 36494), (4322, 18247)]