12681728

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 80

約数和(自身を含む): 28283904

約数和(自身を除く): 15602176

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 47, 62, 64, 68, 94, 124, 128, 136, 188, 248, 256, 272, 376, 496, 512, 527, 544, 752, 799, 992, 1054, 1088, 1457, 1504, 1598, 1984, 2108, 2176, 2914, 3008, 3196, 3968, 4216, 4352, 5828, 6016, 6392, 7936, 8432, 8704, 11656, 12032, 12784, 15872, 16864, 23312, 24064, 24769, 25568, 33728, 46624, 49538, 51136, 67456, 93248, 99076, 102272, 134912, 186496, 198152, 204544, 269824, 372992, 396304, 409088, 745984, 792608, 1585216, 3170432, 6340864, 12681728]

約数ペア:

[(1, 12681728), (2, 6340864), (4, 3170432), (8, 1585216), (16, 792608), (17, 745984), (31, 409088), (32, 396304), (34, 372992), (47, 269824), (62, 204544), (64, 198152), (68, 186496), (94, 134912), (124, 102272), (128, 99076), (136, 93248), (188, 67456), (248, 51136), (256, 49538), (272, 46624), (376, 33728), (496, 25568), (512, 24769), (527, 24064), (544, 23312), (752, 16864), (799, 15872), (992, 12784), (1054, 12032), (1088, 11656), (1457, 8704), (1504, 8432), (1598, 7936), (1984, 6392), (2108, 6016), (2176, 5828), (2914, 4352), (3008, 4216), (3196, 3968)]