66554808.000000000

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6994

約数の個数: 56

約数和(自身を含む): 319597572

約数和(自身を除く): 187658778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 3159, 6318, 6961, 9477, 13922, 18954, 20883, 41766, 62649, 90493, 125298, 180986, 187947, 271479, 375894, 542958, 563841, 814437, 1127682, 1628874, 1691523, 2443311, 3383046, 4886622, 5074569, 7329933, 10149138, 14659866, 21989799, 43979598, 65969397, 131938794]

約数ペア:

[(1, 131938794), (2, 65969397), (3, 43979598), (6, 21989799), (9, 14659866), (13, 10149138), (18, 7329933), (26, 5074569), (27, 4886622), (39, 3383046), (54, 2443311), (78, 1691523), (81, 1628874), (117, 1127682), (162, 814437), (234, 563841), (243, 542958), (351, 375894), (486, 271479), (702, 187947), (729, 180986), (1053, 125298), (1458, 90493), (2106, 62649), (3159, 41766), (6318, 20883), (6961, 18954), (9477, 13922)]