205211412

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{16619}}^1$

素因数の和:16650

約数の個数: 72

約数和(自身を含む): 604968000

約数和(自身を除く): 399756588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 16619, 33238, 49857, 66476, 99714, 116333, 149571, 199428, 232666, 299142, 348999, 465332, 598284, 697998, 814331, 1046997, 1395996, 1628662, 2093994, 2442993, 3257324, 4187988, 4885986, 5700317, 7328979, 9771972, 11400634, 14657958, 17100951, 22801268, 29315916, 34201902, 51302853, 68403804, 102605706, 205211412]

約数ペア:

[(1, 205211412), (2, 102605706), (3, 68403804), (4, 51302853), (6, 34201902), (7, 29315916), (9, 22801268), (12, 17100951), (14, 14657958), (18, 11400634), (21, 9771972), (28, 7328979), (36, 5700317), (42, 4885986), (49, 4187988), (63, 3257324), (84, 2442993), (98, 2093994), (126, 1628662), (147, 1395996), (196, 1046997), (252, 814331), (294, 697998), (343, 598284), (441, 465332), (588, 348999), (686, 299142), (882, 232666), (1029, 199428), (1372, 149571), (1764, 116333), (2058, 99714), (3087, 66476), (4116, 49857), (6174, 33238), (12348, 16619)]