1285471242

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2625

約数の個数: 128

約数和(自身を含む): 3340984320

約数和(自身を除く): 2055513078

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 37, 46, 54, 66, 69, 74, 99, 111, 138, 198, 207, 222, 253, 297, 333, 407, 414, 506, 594, 621, 666, 759, 814, 851, 999, 1221, 1242, 1518, 1702, 1998, 2277, 2442, 2543, 2553, 3663, 4554, 5086, 5106, 6831, 7326, 7629, 7659, 9361, 10989, 13662, 15258, 15318, 18722, 21978, 22887, 22977, 27973, 28083, 45774, 45954, 55946, 56166, 58489, 68661, 83919, 84249, 94091, 116978, 137322, 167838, 168498, 175467, 188182, 251757, 252747, 282273, 350934, 503514, 505494, 526401, 564546, 643379, 755271, 846819, 1035001, 1052802, 1286758, 1510542, 1579203, 1693638, 1930137, 2070002, 2164093, 2540457, 3105003, 3158406, 3860274, 4328186, 5080914, 5790411, 6210006, 6492279, 9315009, 11580822, 12984558, 17371233, 18630018, 19476837, 23805023, 27945027, 34742466, 38953674, 47610046, 55890054, 58430511, 71415069, 116861022, 142830138, 214245207, 428490414, 642735621, 1285471242]

約数ペア:

[(1, 1285471242), (2, 642735621), (3, 428490414), (6, 214245207), (9, 142830138), (11, 116861022), (18, 71415069), (22, 58430511), (23, 55890054), (27, 47610046), (33, 38953674), (37, 34742466), (46, 27945027), (54, 23805023), (66, 19476837), (69, 18630018), (74, 17371233), (99, 12984558), (111, 11580822), (138, 9315009), (198, 6492279), (207, 6210006), (222, 5790411), (253, 5080914), (297, 4328186), (333, 3860274), (407, 3158406), (414, 3105003), (506, 2540457), (594, 2164093), (621, 2070002), (666, 1930137), (759, 1693638), (814, 1579203), (851, 1510542), (999, 1286758), (1221, 1052802), (1242, 1035001), (1518, 846819), (1702, 755271), (1998, 643379), (2277, 564546), (2442, 526401), (2543, 505494), (2553, 503514), (3663, 350934), (4554, 282273), (5086, 252747), (5106, 251757), (6831, 188182), (7326, 175467), (7629, 168498), (7659, 167838), (9361, 137322), (10989, 116978), (13662, 94091), (15258, 84249), (15318, 83919), (18722, 68661), (21978, 58489), (22887, 56166), (22977, 55946), (27973, 45954), (28083, 45774)]