47775291

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20443}}^1$

素因数の和:20506

約数の個数: 16

約数和(自身を含む): 68691840

約数和(自身を除く): 20916549

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 20443, 61329, 388417, 838163, 1165251, 2514489, 15925097, 47775291]

約数ペア:

[(1, 47775291), (3, 15925097), (19, 2514489), (41, 1165251), (57, 838163), (123, 388417), (779, 61329), (2337, 20443)]