28258912

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 48

約数和(自身を含む): 62137152

約数和(自身を除く): 33878240

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1376, 1867, 1892, 3734, 3784, 7468, 7568, 14936, 15136, 20537, 29872, 41074, 59744, 80281, 82148, 160562, 164296, 321124, 328592, 642248, 657184, 883091, 1284496, 1766182, 2568992, 3532364, 7064728, 14129456, 28258912]

約数ペア:

[(1, 28258912), (2, 14129456), (4, 7064728), (8, 3532364), (11, 2568992), (16, 1766182), (22, 1284496), (32, 883091), (43, 657184), (44, 642248), (86, 328592), (88, 321124), (172, 164296), (176, 160562), (344, 82148), (352, 80281), (473, 59744), (688, 41074), (946, 29872), (1376, 20537), (1867, 15136), (1892, 14936), (3734, 7568), (3784, 7468)]