81734884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13967}}^1$

素因数の和:14008

約数の個数: 48

約数和(自身を含む): 187729920

約数和(自身を除く): 105995036

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 13967, 27934, 55868, 97769, 153637, 195538, 265373, 307274, 391076, 530746, 614548, 1061492, 1075459, 1857611, 2150918, 2919103, 3715222, 4301836, 5838206, 7430444, 11676412, 20433721, 40867442, 81734884]

約数ペア:

[(1, 81734884), (2, 40867442), (4, 20433721), (7, 11676412), (11, 7430444), (14, 5838206), (19, 4301836), (22, 3715222), (28, 2919103), (38, 2150918), (44, 1857611), (76, 1075459), (77, 1061492), (133, 614548), (154, 530746), (209, 391076), (266, 307274), (308, 265373), (418, 195538), (532, 153637), (836, 97769), (1463, 55868), (2926, 27934), (5852, 13967)]