137939739

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211889}}^1$

素因数の和:211930

約数の個数: 16

約数和(自身を含む): 216975360

約数和(自身を除く): 79035621

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 211889, 635667, 1483223, 4449669, 6568559, 19705677, 45979913, 137939739]

約数ペア:

[(1, 137939739), (3, 45979913), (7, 19705677), (21, 6568559), (31, 4449669), (93, 1483223), (217, 635667), (651, 211889)]