5639278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2851}}^1$

素因数の和:2919

約数の個数: 16

約数和(自身を含む): 9035136

約数和(自身を除く): 3395858

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 2851, 5702, 65573, 122593, 131146, 245186, 2819639, 5639278]

約数ペア:

[(1, 5639278), (2, 2819639), (23, 245186), (43, 131146), (46, 122593), (86, 65573), (989, 5702), (1978, 2851)]