28332416

素因数分解:

$2^7\times 7^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 65345280

約数和(自身を除く): 37012864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 307, 412, 448, 614, 721, 824, 896, 1228, 1442, 1648, 2149, 2456, 2884, 3296, 4298, 4912, 5768, 6592, 8596, 9824, 11536, 13184, 17192, 19648, 23072, 31621, 34384, 39296, 46144, 63242, 68768, 92288, 126484, 137536, 221347, 252968, 275072, 442694, 505936, 885388, 1011872, 1770776, 2023744, 3541552, 4047488, 7083104, 14166208, 28332416]

約数ペア:

[(1, 28332416), (2, 14166208), (4, 7083104), (7, 4047488), (8, 3541552), (14, 2023744), (16, 1770776), (28, 1011872), (32, 885388), (56, 505936), (64, 442694), (103, 275072), (112, 252968), (128, 221347), (206, 137536), (224, 126484), (307, 92288), (412, 68768), (448, 63242), (614, 46144), (721, 39296), (824, 34384), (896, 31621), (1228, 23072), (1442, 19648), (1648, 17192), (2149, 13184), (2456, 11536), (2884, 9824), (3296, 8596), (4298, 6592), (4912, 5768)]