7747866

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 19968000

約数和(自身を除く): 12220134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 103, 126, 189, 199, 206, 309, 378, 398, 597, 618, 721, 927, 1194, 1393, 1442, 1791, 1854, 2163, 2781, 2786, 3582, 4179, 4326, 5373, 5562, 6489, 8358, 10746, 12537, 12978, 19467, 20497, 25074, 37611, 38934, 40994, 61491, 75222, 122982, 143479, 184473, 286958, 368946, 430437, 553419, 860874, 1106838, 1291311, 2582622, 3873933, 7747866]

約数ペア:

[(1, 7747866), (2, 3873933), (3, 2582622), (6, 1291311), (7, 1106838), (9, 860874), (14, 553419), (18, 430437), (21, 368946), (27, 286958), (42, 184473), (54, 143479), (63, 122982), (103, 75222), (126, 61491), (189, 40994), (199, 38934), (206, 37611), (309, 25074), (378, 20497), (398, 19467), (597, 12978), (618, 12537), (721, 10746), (927, 8358), (1194, 6489), (1393, 5562), (1442, 5373), (1791, 4326), (1854, 4179), (2163, 3582), (2781, 2786)]