55871457

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{3727}}^1$

素因数の和:4012

約数の個数: 16

約数和(自身を含む): 78735360

約数和(自身を除く): 22863903

約数列:

[1, 3, 19, 57, 263, 789, 3727, 4997, 11181, 14991, 70813, 212439, 980201, 2940603, 18623819, 55871457]

約数ペア:

[(1, 55871457), (3, 18623819), (19, 2940603), (57, 980201), (263, 212439), (789, 70813), (3727, 14991), (4997, 11181)]