86880073

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5639}}^1$

素因数の和:5748

約数の個数: 16

約数和(自身を含む): 103956480

約数和(自身を除く): 17076407

約数列:

[1, 7, 31, 71, 217, 497, 2201, 5639, 15407, 39473, 174809, 400369, 1223663, 2802583, 12411439, 86880073]

約数ペア:

[(1, 86880073), (7, 12411439), (31, 2802583), (71, 1223663), (217, 400369), (497, 174809), (2201, 39473), (5639, 15407)]