221361228

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:892

約数の個数: 96

約数和(自身を含む): 628992000

約数和(自身を除く): 407630772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 389, 396, 479, 594, 778, 958, 1167, 1188, 1437, 1556, 1916, 2334, 2874, 3501, 4279, 4311, 4668, 5269, 5748, 7002, 8558, 8622, 10503, 10538, 12837, 12933, 14004, 15807, 17116, 17244, 21006, 21076, 25674, 25866, 31614, 38511, 42012, 47421, 51348, 51732, 63228, 77022, 94842, 115533, 142263, 154044, 186331, 189684, 231066, 284526, 372662, 462132, 558993, 569052, 745324, 1117986, 1676979, 2049641, 2235972, 3353958, 4099282, 5030937, 6148923, 6707916, 8198564, 10061874, 12297846, 18446769, 20123748, 24595692, 36893538, 55340307, 73787076, 110680614, 221361228]

約数ペア:

[(1, 221361228), (2, 110680614), (3, 73787076), (4, 55340307), (6, 36893538), (9, 24595692), (11, 20123748), (12, 18446769), (18, 12297846), (22, 10061874), (27, 8198564), (33, 6707916), (36, 6148923), (44, 5030937), (54, 4099282), (66, 3353958), (99, 2235972), (108, 2049641), (132, 1676979), (198, 1117986), (297, 745324), (389, 569052), (396, 558993), (479, 462132), (594, 372662), (778, 284526), (958, 231066), (1167, 189684), (1188, 186331), (1437, 154044), (1556, 142263), (1916, 115533), (2334, 94842), (2874, 77022), (3501, 63228), (4279, 51732), (4311, 51348), (4668, 47421), (5269, 42012), (5748, 38511), (7002, 31614), (8558, 25866), (8622, 25674), (10503, 21076), (10538, 21006), (12837, 17244), (12933, 17116), (14004, 15807)]