208077779

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{3767}}^1$

素因数の和:4394

約数の個数: 16

約数和(自身を含む): 256585728

約数和(自身を除く): 48507949

約数列:

[1, 7, 13, 91, 607, 3767, 4249, 7891, 26369, 48971, 55237, 342797, 2286569, 16005983, 29725397, 208077779]

約数ペア:

[(1, 208077779), (7, 29725397), (13, 16005983), (91, 2286569), (607, 342797), (3767, 55237), (4249, 48971), (7891, 26369)]