81868893

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{6301}}^1$

素因数の和:6436

約数の個数: 16

約数和(自身を含む): 112528512

約数和(自身を除く): 30659619

約数列:

[1, 3, 61, 71, 183, 213, 4331, 6301, 12993, 18903, 384361, 447371, 1153083, 1342113, 27289631, 81868893]

約数ペア:

[(1, 81868893), (3, 27289631), (61, 1342113), (71, 1153083), (183, 447371), (213, 384361), (4331, 18903), (6301, 12993)]