285847562

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 584091648

約数和(自身を除く): 298244086

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 497, 781, 923, 994, 1001, 1562, 1846, 2002, 2011, 4022, 5467, 6461, 10153, 10934, 12922, 14077, 20306, 22121, 26143, 28154, 44242, 52286, 71071, 142142, 142781, 154847, 183001, 285562, 287573, 309694, 366002, 575146, 999467, 1570591, 1856153, 1998934, 2013011, 3141182, 3712306, 4026022, 10994137, 12993071, 20417683, 21988274, 25986142, 40835366, 142923781, 285847562]

約数ペア:

[(1, 285847562), (2, 142923781), (7, 40835366), (11, 25986142), (13, 21988274), (14, 20417683), (22, 12993071), (26, 10994137), (71, 4026022), (77, 3712306), (91, 3141182), (142, 2013011), (143, 1998934), (154, 1856153), (182, 1570591), (286, 999467), (497, 575146), (781, 366002), (923, 309694), (994, 287573), (1001, 285562), (1562, 183001), (1846, 154847), (2002, 142781), (2011, 142142), (4022, 71071), (5467, 52286), (6461, 44242), (10153, 28154), (10934, 26143), (12922, 22121), (14077, 20306)]