2831906

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 5614272

約数和(自身を除く): 2782366

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 71, 74, 77, 98, 142, 154, 259, 407, 497, 518, 539, 781, 814, 994, 1078, 1562, 1813, 2627, 2849, 3479, 3626, 5254, 5467, 5698, 6958, 10934, 18389, 19943, 28897, 36778, 38269, 39886, 57794, 76538, 128723, 202279, 257446, 404558, 1415953, 2831906]

約数ペア:

[(1, 2831906), (2, 1415953), (7, 404558), (11, 257446), (14, 202279), (22, 128723), (37, 76538), (49, 57794), (71, 39886), (74, 38269), (77, 36778), (98, 28897), (142, 19943), (154, 18389), (259, 10934), (407, 6958), (497, 5698), (518, 5467), (539, 5254), (781, 3626), (814, 3479), (994, 2849), (1078, 2627), (1562, 1813)]