9871218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 24648000

約数和(自身を除く): 14776782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 499, 942, 998, 1099, 1413, 1497, 2198, 2826, 2994, 3297, 3493, 4491, 6594, 6986, 8982, 9891, 10479, 19782, 20958, 31437, 62874, 78343, 156686, 235029, 470058, 548401, 705087, 1096802, 1410174, 1645203, 3290406, 4935609, 9871218]

約数ペア:

[(1, 9871218), (2, 4935609), (3, 3290406), (6, 1645203), (7, 1410174), (9, 1096802), (14, 705087), (18, 548401), (21, 470058), (42, 235029), (63, 156686), (126, 78343), (157, 62874), (314, 31437), (471, 20958), (499, 19782), (942, 10479), (998, 9891), (1099, 8982), (1413, 6986), (1497, 6594), (2198, 4491), (2826, 3493), (2994, 3297)]