66810177

素因数分解:

$3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 120836352

約数和(自身を除く): 54026175

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 181, 189, 217, 243, 279, 441, 543, 567, 651, 837, 1267, 1323, 1519, 1629, 1701, 1953, 2511, 3801, 3969, 4557, 4887, 5611, 5859, 7533, 8869, 11403, 11907, 13671, 14661, 16833, 17577, 26607, 34209, 39277, 41013, 43983, 50499, 52731, 79821, 102627, 117831, 123039, 151497, 239463, 274939, 307881, 353493, 369117, 454491, 718389, 824817, 1060479, 1363473, 2155167, 2474451, 3181437, 7423353, 9544311, 22270059, 66810177]

約数ペア:

[(1, 66810177), (3, 22270059), (7, 9544311), (9, 7423353), (21, 3181437), (27, 2474451), (31, 2155167), (49, 1363473), (63, 1060479), (81, 824817), (93, 718389), (147, 454491), (181, 369117), (189, 353493), (217, 307881), (243, 274939), (279, 239463), (441, 151497), (543, 123039), (567, 117831), (651, 102627), (837, 79821), (1267, 52731), (1323, 50499), (1519, 43983), (1629, 41013), (1701, 39277), (1953, 34209), (2511, 26607), (3801, 17577), (3969, 16833), (4557, 14661), (4887, 13671), (5611, 11907), (5859, 11403), (7533, 8869)]