2799988

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 5105408

約数和(自身を除く): 2305420

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 223, 292, 446, 892, 3139, 6278, 9589, 12556, 16279, 19178, 32558, 38356, 65116, 699997, 1399994, 2799988]

約数ペア:

[(1, 2799988), (2, 1399994), (4, 699997), (43, 65116), (73, 38356), (86, 32558), (146, 19178), (172, 16279), (223, 12556), (292, 9589), (446, 6278), (892, 3139)]