28306556

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 51004800

約数和(自身を除く): 22698244

約数列:

[1, 2, 4, 43, 86, 172, 199, 398, 796, 827, 1654, 3308, 8557, 17114, 34228, 35561, 71122, 142244, 164573, 329146, 658292, 7076639, 14153278, 28306556]

約数ペア:

[(1, 28306556), (2, 14153278), (4, 7076639), (43, 658292), (86, 329146), (172, 164573), (199, 142244), (398, 71122), (796, 35561), (827, 34228), (1654, 17114), (3308, 8557)]