68858867

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2971}}^1$

素因数の和:3039

約数の個数: 24

約数和(自身を含む): 89445312

約数和(自身を除く): 20586445

約数列:

[1, 7, 11, 43, 49, 77, 301, 473, 539, 2107, 2971, 3311, 20797, 23177, 32681, 127753, 145579, 228767, 894271, 1405283, 1601369, 6259897, 9836981, 68858867]

約数ペア:

[(1, 68858867), (7, 9836981), (11, 6259897), (43, 1601369), (49, 1405283), (77, 894271), (301, 228767), (473, 145579), (539, 127753), (2107, 32681), (2971, 23177), (3311, 20797)]