26557531

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 36546048

約数和(自身を除く): 9988517

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 617, 1001, 3311, 3913, 4319, 6149, 6787, 8021, 26531, 43043, 47509, 56147, 88231, 185717, 291841, 344903, 617617, 2042887, 2414321, 3793933, 26557531]

約数ペア:

[(1, 26557531), (7, 3793933), (11, 2414321), (13, 2042887), (43, 617617), (77, 344903), (91, 291841), (143, 185717), (301, 88231), (473, 56147), (559, 47509), (617, 43043), (1001, 26531), (3311, 8021), (3913, 6787), (4319, 6149)]