665175708

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1993}}^1$

素因数の和:2203

約数の個数: 72

約数和(自身を含む): 1718732288

約数和(自身を除く): 1053556580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 127, 146, 219, 254, 292, 381, 438, 508, 657, 762, 876, 1143, 1314, 1524, 1993, 2286, 2628, 3986, 4572, 5979, 7972, 9271, 11958, 17937, 18542, 23916, 27813, 35874, 37084, 55626, 71748, 83439, 111252, 145489, 166878, 253111, 290978, 333756, 436467, 506222, 581956, 759333, 872934, 1012444, 1309401, 1518666, 1745868, 2277999, 2618802, 3037332, 4555998, 5237604, 9111996, 18477103, 36954206, 55431309, 73908412, 110862618, 166293927, 221725236, 332587854, 665175708]

約数ペア:

[(1, 665175708), (2, 332587854), (3, 221725236), (4, 166293927), (6, 110862618), (9, 73908412), (12, 55431309), (18, 36954206), (36, 18477103), (73, 9111996), (127, 5237604), (146, 4555998), (219, 3037332), (254, 2618802), (292, 2277999), (381, 1745868), (438, 1518666), (508, 1309401), (657, 1012444), (762, 872934), (876, 759333), (1143, 581956), (1314, 506222), (1524, 436467), (1993, 333756), (2286, 290978), (2628, 253111), (3986, 166878), (4572, 145489), (5979, 111252), (7972, 83439), (9271, 71748), (11958, 55626), (17937, 37084), (18542, 35874), (23916, 27813)]