28639872

素因数分解:

$2^7\times 3^3\times {\mathrm{8287}}^1$

素因数の和:8310

約数の個数: 64

約数和(自身を含む): 84537600

約数和(自身を除く): 55897728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 8287, 16574, 24861, 33148, 49722, 66296, 74583, 99444, 132592, 149166, 198888, 223749, 265184, 298332, 397776, 447498, 530368, 596664, 795552, 894996, 1060736, 1193328, 1591104, 1789992, 2386656, 3182208, 3579984, 4773312, 7159968, 9546624, 14319936, 28639872]

約数ペア:

[(1, 28639872), (2, 14319936), (3, 9546624), (4, 7159968), (6, 4773312), (8, 3579984), (9, 3182208), (12, 2386656), (16, 1789992), (18, 1591104), (24, 1193328), (27, 1060736), (32, 894996), (36, 795552), (48, 596664), (54, 530368), (64, 447498), (72, 397776), (96, 298332), (108, 265184), (128, 223749), (144, 198888), (192, 149166), (216, 132592), (288, 99444), (384, 74583), (432, 66296), (576, 49722), (864, 33148), (1152, 24861), (1728, 16574), (3456, 8287)]