12687712

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 26862192

約数和(自身を除く): 14174480

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 83, 136, 166, 272, 281, 332, 544, 562, 664, 1124, 1328, 1411, 2248, 2656, 2822, 4496, 4777, 5644, 8992, 9554, 11288, 19108, 22576, 23323, 38216, 45152, 46646, 76432, 93292, 152864, 186584, 373168, 396491, 746336, 792982, 1585964, 3171928, 6343856, 12687712]

約数ペア:

[(1, 12687712), (2, 6343856), (4, 3171928), (8, 1585964), (16, 792982), (17, 746336), (32, 396491), (34, 373168), (68, 186584), (83, 152864), (136, 93292), (166, 76432), (272, 46646), (281, 45152), (332, 38216), (544, 23323), (562, 22576), (664, 19108), (1124, 11288), (1328, 9554), (1411, 8992), (2248, 5644), (2656, 4777), (2822, 4496)]