12966688

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 29502144

約数和(自身を除く): 16535456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 541, 749, 856, 1082, 1498, 1712, 2164, 2996, 3424, 3787, 4328, 5992, 7574, 8656, 11984, 15148, 17312, 23968, 30296, 57887, 60592, 115774, 121184, 231548, 405209, 463096, 810418, 926192, 1620836, 1852384, 3241672, 6483344, 12966688]

約数ペア:

[(1, 12966688), (2, 6483344), (4, 3241672), (7, 1852384), (8, 1620836), (14, 926192), (16, 810418), (28, 463096), (32, 405209), (56, 231548), (107, 121184), (112, 115774), (214, 60592), (224, 57887), (428, 30296), (541, 23968), (749, 17312), (856, 15148), (1082, 11984), (1498, 8656), (1712, 7574), (2164, 5992), (2996, 4328), (3424, 3787)]