81047386

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 141482880

約数和(自身を除く): 60435494

約数列:

[1, 2, 7, 14, 109, 173, 218, 307, 346, 614, 763, 1211, 1526, 2149, 2422, 4298, 18857, 33463, 37714, 53111, 66926, 106222, 131999, 234241, 263998, 371777, 468482, 743554, 5789099, 11578198, 40523693, 81047386]

約数ペア:

[(1, 81047386), (2, 40523693), (7, 11578198), (14, 5789099), (109, 743554), (173, 468482), (218, 371777), (307, 263998), (346, 234241), (614, 131999), (763, 106222), (1211, 66926), (1526, 53111), (2149, 37714), (2422, 33463), (4298, 18857)]