128889174911

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{3631}}^1\times {\mathrm{39929}}^1$

素因数の和:43694

約数の個数: 16

約数和(自身を含む): 148506378240

約数和(自身を除く): 19617203329

約数列:

[1, 7, 127, 889, 3631, 25417, 39929, 279503, 461137, 3227959, 5070983, 35496881, 144982199, 1014875393, 18412739273, 128889174911]

約数ペア:

[(1, 128889174911), (7, 18412739273), (127, 1014875393), (889, 144982199), (3631, 35496881), (25417, 5070983), (39929, 3227959), (279503, 461137)]