28409514

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1451

約数の個数: 48

約数和(自身を含む): 67075776

約数和(自身を除く): 38666262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 994, 1361, 1491, 2722, 2982, 3479, 4083, 6958, 8166, 9527, 10437, 19054, 20874, 28581, 57162, 66689, 96631, 133378, 193262, 200067, 289893, 400134, 579786, 676417, 1352834, 2029251, 4058502, 4734919, 9469838, 14204757, 28409514]

約数ペア:

[(1, 28409514), (2, 14204757), (3, 9469838), (6, 4734919), (7, 4058502), (14, 2029251), (21, 1352834), (42, 676417), (49, 579786), (71, 400134), (98, 289893), (142, 200067), (147, 193262), (213, 133378), (294, 96631), (426, 66689), (497, 57162), (994, 28581), (1361, 20874), (1491, 19054), (2722, 10437), (2982, 9527), (3479, 8166), (4083, 6958)]