71719802

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 140894208

約数和(自身を除く): 69174406

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 83, 154, 166, 181, 217, 341, 362, 434, 581, 682, 913, 1162, 1267, 1826, 1991, 2387, 2534, 2573, 3982, 4774, 5146, 5611, 6391, 11222, 12782, 13937, 15023, 18011, 27874, 28303, 30046, 36022, 39277, 56606, 61721, 78554, 105161, 123442, 165253, 198121, 210322, 330506, 396242, 432047, 465713, 864094, 931426, 1156771, 2313542, 3259991, 5122843, 6519982, 10245686, 35859901, 71719802]

約数ペア:

[(1, 71719802), (2, 35859901), (7, 10245686), (11, 6519982), (14, 5122843), (22, 3259991), (31, 2313542), (62, 1156771), (77, 931426), (83, 864094), (154, 465713), (166, 432047), (181, 396242), (217, 330506), (341, 210322), (362, 198121), (434, 165253), (581, 123442), (682, 105161), (913, 78554), (1162, 61721), (1267, 56606), (1826, 39277), (1991, 36022), (2387, 30046), (2534, 28303), (2573, 27874), (3982, 18011), (4774, 15023), (5146, 13937), (5611, 12782), (6391, 11222)]