81902831

素因数分解:

${\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 86042880

約数和(自身を除く): 4140049

約数列:

[1, 43, 71, 139, 193, 3053, 5977, 8299, 9869, 13703, 26827, 424367, 589229, 1153561, 1904717, 81902831]

約数ペア:

[(1, 81902831), (43, 1904717), (71, 1153561), (139, 589229), (193, 424367), (3053, 26827), (5977, 13703), (8299, 9869)]