224923881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 393236480

約数和(自身を除く): 168312599

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 103, 133, 247, 273, 309, 399, 421, 721, 741, 1263, 1339, 1729, 1957, 2163, 2947, 4017, 5187, 5473, 5871, 7999, 8841, 9373, 13699, 16419, 23997, 25441, 28119, 38311, 41097, 43363, 55993, 76323, 103987, 114933, 130089, 167979, 178087, 303541, 311961, 534261, 563719, 727909, 823897, 910623, 1691157, 2183727, 2471691, 3946033, 5767279, 10710661, 11838099, 17301837, 32131983, 74974627, 224923881]

約数ペア:

[(1, 224923881), (3, 74974627), (7, 32131983), (13, 17301837), (19, 11838099), (21, 10710661), (39, 5767279), (57, 3946033), (91, 2471691), (103, 2183727), (133, 1691157), (247, 910623), (273, 823897), (309, 727909), (399, 563719), (421, 534261), (721, 311961), (741, 303541), (1263, 178087), (1339, 167979), (1729, 130089), (1957, 114933), (2163, 103987), (2947, 76323), (4017, 55993), (5187, 43363), (5473, 41097), (5871, 38311), (7999, 28119), (8841, 25441), (9373, 23997), (13699, 16419)]