289644586

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1933}}^1$

素因数の和:2099

約数の個数: 48

約数和(自身を含む): 555599520

約数和(自身を除く): 265954934

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 139, 154, 278, 539, 973, 1078, 1529, 1933, 1946, 3058, 3866, 6811, 10703, 13531, 13622, 21263, 21406, 27062, 42526, 74921, 94717, 148841, 149842, 189434, 268687, 297682, 537374, 1041887, 1880809, 2083774, 2955557, 3761618, 5911114, 13165663, 20688899, 26331326, 41377798, 144822293, 289644586]

約数ペア:

[(1, 289644586), (2, 144822293), (7, 41377798), (11, 26331326), (14, 20688899), (22, 13165663), (49, 5911114), (77, 3761618), (98, 2955557), (139, 2083774), (154, 1880809), (278, 1041887), (539, 537374), (973, 297682), (1078, 268687), (1529, 189434), (1933, 149842), (1946, 148841), (3058, 94717), (3866, 74921), (6811, 42526), (10703, 27062), (13531, 21406), (13622, 21263)]