990224

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:518

約数の個数: 20

約数和(自身を含む): 1934400

約数和(自身を除く): 944176

約数列:

[1, 2, 4, 8, 16, 199, 311, 398, 622, 796, 1244, 1592, 2488, 3184, 4976, 61889, 123778, 247556, 495112, 990224]

約数ペア:

[(1, 990224), (2, 495112), (4, 247556), (8, 123778), (16, 61889), (199, 4976), (311, 3184), (398, 2488), (622, 1592), (796, 1244)]