827504645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2381}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 1111345920

約数和(自身を除く): 283841275

約数列:

[1, 5, 11, 55, 71, 89, 355, 445, 781, 979, 2381, 3905, 4895, 6319, 11905, 26191, 31595, 69509, 130955, 169051, 211909, 347545, 845255, 1059545, 1859561, 2330999, 9297805, 11654995, 15045539, 75227695, 165500929, 827504645]

約数ペア:

[(1, 827504645), (5, 165500929), (11, 75227695), (55, 15045539), (71, 11654995), (89, 9297805), (355, 2330999), (445, 1859561), (781, 1059545), (979, 845255), (2381, 347545), (3905, 211909), (4895, 169051), (6319, 130955), (11905, 69509), (26191, 31595)]