12687906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 32762880

約数和(自身を除く): 20074974

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 947, 957, 1218, 1894, 1914, 2233, 2841, 4466, 5682, 6629, 6699, 10417, 13258, 13398, 19887, 20834, 27463, 31251, 39774, 54926, 62502, 72919, 82389, 145838, 164778, 192241, 218757, 302093, 384482, 437514, 576723, 604186, 906279, 1153446, 1812558, 2114651, 4229302, 6343953, 12687906]

約数ペア:

[(1, 12687906), (2, 6343953), (3, 4229302), (6, 2114651), (7, 1812558), (11, 1153446), (14, 906279), (21, 604186), (22, 576723), (29, 437514), (33, 384482), (42, 302093), (58, 218757), (66, 192241), (77, 164778), (87, 145838), (154, 82389), (174, 72919), (203, 62502), (231, 54926), (319, 39774), (406, 31251), (462, 27463), (609, 20834), (638, 19887), (947, 13398), (957, 13258), (1218, 10417), (1894, 6699), (1914, 6629), (2233, 5682), (2841, 4466)]