26856557

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 35616000

約数和(自身を除く): 8759443

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 317, 343, 637, 931, 1729, 2219, 4121, 4459, 6023, 6517, 12103, 15533, 28847, 42161, 78299, 84721, 108731, 201929, 295127, 548093, 1413503, 2065889, 3836651, 26856557]

約数ペア:

[(1, 26856557), (7, 3836651), (13, 2065889), (19, 1413503), (49, 548093), (91, 295127), (133, 201929), (247, 108731), (317, 84721), (343, 78299), (637, 42161), (931, 28847), (1729, 15533), (2219, 12103), (4121, 6517), (4459, 6023)]