28057792

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 84

約数和(自身を含む): 67757040

約数和(自身を除く): 39699248

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 322, 368, 389, 392, 448, 644, 736, 778, 784, 1127, 1288, 1472, 1556, 1568, 2254, 2576, 2723, 3112, 3136, 4508, 5152, 5446, 6224, 8947, 9016, 10304, 10892, 12448, 17894, 18032, 19061, 21784, 24896, 35788, 36064, 38122, 43568, 62629, 71576, 72128, 76244, 87136, 125258, 143152, 152488, 174272, 250516, 286304, 304976, 438403, 501032, 572608, 609952, 876806, 1002064, 1219904, 1753612, 2004128, 3507224, 4008256, 7014448, 14028896, 28057792]

約数ペア:

[(1, 28057792), (2, 14028896), (4, 7014448), (7, 4008256), (8, 3507224), (14, 2004128), (16, 1753612), (23, 1219904), (28, 1002064), (32, 876806), (46, 609952), (49, 572608), (56, 501032), (64, 438403), (92, 304976), (98, 286304), (112, 250516), (161, 174272), (184, 152488), (196, 143152), (224, 125258), (322, 87136), (368, 76244), (389, 72128), (392, 71576), (448, 62629), (644, 43568), (736, 38122), (778, 36064), (784, 35788), (1127, 24896), (1288, 21784), (1472, 19061), (1556, 18032), (1568, 17894), (2254, 12448), (2576, 10892), (2723, 10304), (3112, 9016), (3136, 8947), (4508, 6224), (5152, 5446)]