27993616

素因数分解:

$2^4\times 7^1\times {\mathrm{249943}}^1$

素因数の和:249958

約数の個数: 20

約数和(自身を含む): 61986112

約数和(自身を除く): 33992496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 249943, 499886, 999772, 1749601, 1999544, 3499202, 3999088, 6998404, 13996808, 27993616]

約数ペア:

[(1, 27993616), (2, 13996808), (4, 6998404), (7, 3999088), (8, 3499202), (14, 1999544), (16, 1749601), (28, 999772), (56, 499886), (112, 249943)]