197981916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{7537}}^1$

素因数の和:7754

約数の個数: 48

約数和(自身を含む): 506553600

約数和(自身を除く): 308571684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 199, 398, 597, 796, 1194, 2189, 2388, 4378, 6567, 7537, 8756, 13134, 15074, 22611, 26268, 30148, 45222, 82907, 90444, 165814, 248721, 331628, 497442, 994884, 1499863, 2999726, 4499589, 5999452, 8999178, 16498493, 17998356, 32996986, 49495479, 65993972, 98990958, 197981916]

約数ペア:

[(1, 197981916), (2, 98990958), (3, 65993972), (4, 49495479), (6, 32996986), (11, 17998356), (12, 16498493), (22, 8999178), (33, 5999452), (44, 4499589), (66, 2999726), (132, 1499863), (199, 994884), (398, 497442), (597, 331628), (796, 248721), (1194, 165814), (2189, 90444), (2388, 82907), (4378, 45222), (6567, 30148), (7537, 26268), (8756, 22611), (13134, 15074)]