28185564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 76608000

約数和(自身を除く): 48422436

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 37, 44, 58, 66, 74, 87, 111, 116, 132, 148, 174, 199, 222, 319, 348, 398, 407, 444, 597, 638, 796, 814, 957, 1073, 1194, 1221, 1276, 1628, 1914, 2146, 2189, 2388, 2442, 3219, 3828, 4292, 4378, 4884, 5771, 6438, 6567, 7363, 8756, 11542, 11803, 12876, 13134, 14726, 17313, 22089, 23084, 23606, 26268, 29452, 34626, 35409, 44178, 47212, 63481, 69252, 70818, 80993, 88356, 126962, 141636, 161986, 190443, 213527, 242979, 253924, 323972, 380886, 427054, 485958, 640581, 761772, 854108, 971916, 1281162, 2348797, 2562324, 4697594, 7046391, 9395188, 14092782, 28185564]

約数ペア:

[(1, 28185564), (2, 14092782), (3, 9395188), (4, 7046391), (6, 4697594), (11, 2562324), (12, 2348797), (22, 1281162), (29, 971916), (33, 854108), (37, 761772), (44, 640581), (58, 485958), (66, 427054), (74, 380886), (87, 323972), (111, 253924), (116, 242979), (132, 213527), (148, 190443), (174, 161986), (199, 141636), (222, 126962), (319, 88356), (348, 80993), (398, 70818), (407, 69252), (444, 63481), (597, 47212), (638, 44178), (796, 35409), (814, 34626), (957, 29452), (1073, 26268), (1194, 23606), (1221, 23084), (1276, 22089), (1628, 17313), (1914, 14726), (2146, 13134), (2189, 12876), (2388, 11803), (2442, 11542), (3219, 8756), (3828, 7363), (4292, 6567), (4378, 6438), (4884, 5771)]