28257856

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 84

約数和(自身を含む): 63847980

約数和(自身を除く): 35590124

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 64, 82, 88, 89, 121, 164, 176, 178, 242, 328, 352, 356, 451, 484, 656, 704, 712, 902, 968, 979, 1312, 1424, 1804, 1936, 1958, 2624, 2848, 3608, 3649, 3872, 3916, 4961, 5696, 7216, 7298, 7744, 7832, 9922, 10769, 14432, 14596, 15664, 19844, 21538, 28864, 29192, 31328, 39688, 40139, 43076, 58384, 62656, 79376, 80278, 86152, 116768, 158752, 160556, 172304, 233536, 317504, 321112, 344608, 441529, 642224, 689216, 883058, 1284448, 1766116, 2568896, 3532232, 7064464, 14128928, 28257856]

約数ペア:

[(1, 28257856), (2, 14128928), (4, 7064464), (8, 3532232), (11, 2568896), (16, 1766116), (22, 1284448), (32, 883058), (41, 689216), (44, 642224), (64, 441529), (82, 344608), (88, 321112), (89, 317504), (121, 233536), (164, 172304), (176, 160556), (178, 158752), (242, 116768), (328, 86152), (352, 80278), (356, 79376), (451, 62656), (484, 58384), (656, 43076), (704, 40139), (712, 39688), (902, 31328), (968, 29192), (979, 28864), (1312, 21538), (1424, 19844), (1804, 15664), (1936, 14596), (1958, 14432), (2624, 10769), (2848, 9922), (3608, 7832), (3649, 7744), (3872, 7298), (3916, 7216), (4961, 5696)]