51405081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 89886720

約数和(自身を除く): 38481639

約数列:

[1, 3, 7, 13, 21, 29, 39, 43, 87, 91, 129, 151, 203, 273, 301, 377, 453, 559, 609, 903, 1057, 1131, 1247, 1677, 1963, 2639, 3171, 3741, 3913, 4379, 5889, 6493, 7917, 8729, 11739, 13137, 13741, 16211, 19479, 26187, 30653, 41223, 45451, 48633, 56927, 84409, 91959, 113477, 136353, 170781, 188297, 253227, 340431, 398489, 564891, 590863, 1195467, 1318079, 1772589, 2447861, 3954237, 7343583, 17135027, 51405081]

約数ペア:

[(1, 51405081), (3, 17135027), (7, 7343583), (13, 3954237), (21, 2447861), (29, 1772589), (39, 1318079), (43, 1195467), (87, 590863), (91, 564891), (129, 398489), (151, 340431), (203, 253227), (273, 188297), (301, 170781), (377, 136353), (453, 113477), (559, 91959), (609, 84409), (903, 56927), (1057, 48633), (1131, 45451), (1247, 41223), (1677, 30653), (1963, 26187), (2639, 19479), (3171, 16211), (3741, 13741), (3913, 13137), (4379, 11739), (5889, 8729), (6493, 7917)]