3958108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 8805888

約数和(自身を除く): 4847780

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 181, 284, 308, 362, 497, 724, 781, 994, 1267, 1562, 1988, 1991, 2534, 3124, 3982, 5068, 5467, 7964, 10934, 12851, 13937, 21868, 25702, 27874, 51404, 55748, 89957, 141361, 179914, 282722, 359828, 565444, 989527, 1979054, 3958108]

約数ペア:

[(1, 3958108), (2, 1979054), (4, 989527), (7, 565444), (11, 359828), (14, 282722), (22, 179914), (28, 141361), (44, 89957), (71, 55748), (77, 51404), (142, 27874), (154, 25702), (181, 21868), (284, 13937), (308, 12851), (362, 10934), (497, 7964), (724, 5467), (781, 5068), (994, 3982), (1267, 3124), (1562, 2534), (1988, 1991)]