81994894

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{1823}}^1$

素因数の和:2391

約数の個数: 16

約数和(自身を含む): 126162432

約数和(自身を除く): 44167538

約数列:

[1, 2, 43, 86, 523, 1046, 1823, 3646, 22489, 44978, 78389, 156778, 953429, 1906858, 40997447, 81994894]

約数ペア:

[(1, 81994894), (2, 40997447), (43, 1906858), (86, 953429), (523, 156778), (1046, 78389), (1823, 44978), (3646, 22489)]