2042887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 2610432

約数和(自身を除く): 567545

約数列:

[1, 7, 11, 43, 77, 301, 473, 617, 3311, 4319, 6787, 26531, 47509, 185717, 291841, 2042887]

約数ペア:

[(1, 2042887), (7, 291841), (11, 185717), (43, 47509), (77, 26531), (301, 6787), (473, 4319), (617, 3311)]