28871168

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 63638784

約数和(自身を除く): 34767616

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 107, 124, 128, 136, 214, 248, 256, 272, 428, 496, 512, 527, 544, 856, 992, 1054, 1088, 1712, 1819, 1984, 2108, 2176, 3317, 3424, 3638, 3968, 4216, 4352, 6634, 6848, 7276, 7936, 8432, 8704, 13268, 13696, 14552, 15872, 16864, 26536, 27392, 29104, 33728, 53072, 54784, 56389, 58208, 67456, 106144, 112778, 116416, 134912, 212288, 225556, 232832, 269824, 424576, 451112, 465664, 849152, 902224, 931328, 1698304, 1804448, 3608896, 7217792, 14435584, 28871168]

約数ペア:

[(1, 28871168), (2, 14435584), (4, 7217792), (8, 3608896), (16, 1804448), (17, 1698304), (31, 931328), (32, 902224), (34, 849152), (62, 465664), (64, 451112), (68, 424576), (107, 269824), (124, 232832), (128, 225556), (136, 212288), (214, 134912), (248, 116416), (256, 112778), (272, 106144), (428, 67456), (496, 58208), (512, 56389), (527, 54784), (544, 53072), (856, 33728), (992, 29104), (1054, 27392), (1088, 26536), (1712, 16864), (1819, 15872), (1984, 14552), (2108, 13696), (2176, 13268), (3317, 8704), (3424, 8432), (3638, 7936), (3968, 7276), (4216, 6848), (4352, 6634)]