391057918

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{67169}}^1$

素因数の和:67283

約数の個数: 16

約数和(自身を含む): 609366240

約数和(自身を除く): 218308322

約数列:

[1, 2, 41, 71, 82, 142, 2911, 5822, 67169, 134338, 2753929, 4768999, 5507858, 9537998, 195528959, 391057918]

約数ペア:

[(1, 391057918), (2, 195528959), (41, 9537998), (71, 5507858), (82, 4768999), (142, 2753929), (2911, 134338), (5822, 67169)]