81310702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{8419}}^1$

素因数の和:8871

約数の個数: 16

約数和(自身を含む): 133372800

約数和(自身を除く): 52062098

約数列:

[1, 2, 11, 22, 439, 878, 4829, 8419, 9658, 16838, 92609, 185218, 3695941, 7391882, 40655351, 81310702]

約数ペア:

[(1, 81310702), (2, 40655351), (11, 7391882), (22, 3695941), (439, 185218), (878, 92609), (4829, 16838), (8419, 9658)]