28749123456

素因数分解:

$2^7\times 3^1\times {\mathrm{11311}}^1\times {\mathrm{6619}}^1$

素因数の和:17947

約数の個数: 64

約数和(自身を含む): 76383148800

約数和(自身を除く): 47634025344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 6619, 11311, 13238, 19857, 22622, 26476, 33933, 39714, 45244, 52952, 67866, 79428, 90488, 105904, 135732, 158856, 180976, 211808, 271464, 317712, 361952, 423616, 542928, 635424, 723904, 847232, 1085856, 1270848, 1447808, 2171712, 2541696, 4343424, 74867509, 149735018, 224602527, 299470036, 449205054, 598940072, 898410108, 1197880144, 1796820216, 2395760288, 3593640432, 4791520576, 7187280864, 9583041152, 14374561728, 28749123456]

約数ペア:

[(1, 28749123456), (2, 14374561728), (3, 9583041152), (4, 7187280864), (6, 4791520576), (8, 3593640432), (12, 2395760288), (16, 1796820216), (24, 1197880144), (32, 898410108), (48, 598940072), (64, 449205054), (96, 299470036), (128, 224602527), (192, 149735018), (384, 74867509), (6619, 4343424), (11311, 2541696), (13238, 2171712), (19857, 1447808), (22622, 1270848), (26476, 1085856), (33933, 847232), (39714, 723904), (45244, 635424), (52952, 542928), (67866, 423616), (79428, 361952), (90488, 317712), (105904, 271464), (135732, 211808), (158856, 180976)]