280013162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{22769}}^1$

素因数の和:22838

約数の個数: 32

約数和(自身を含む): 504947520

約数和(自身を除く): 224934358

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 6149, 12298, 22769, 45538, 250459, 295997, 500918, 591994, 979067, 1958134, 3255967, 6511934, 10769737, 12727871, 21539474, 25455742, 140006581, 280013162]

約数ペア:

[(1, 280013162), (2, 140006581), (11, 25455742), (13, 21539474), (22, 12727871), (26, 10769737), (43, 6511934), (86, 3255967), (143, 1958134), (286, 979067), (473, 591994), (559, 500918), (946, 295997), (1118, 250459), (6149, 45538), (12298, 22769)]