212892554

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 395366400

約数和(自身を除く): 182473846

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 103, 131, 161, 206, 262, 322, 343, 686, 721, 917, 1127, 1442, 1834, 2254, 2369, 3013, 4738, 5047, 6026, 6419, 7889, 10094, 12838, 13493, 15778, 16583, 21091, 26986, 33166, 35329, 42182, 44933, 70658, 89866, 94451, 116081, 147637, 188902, 232162, 295274, 310339, 620678, 661157, 812567, 1033459, 1322314, 1625134, 2066918, 2172373, 4344746, 4628099, 9256198, 15206611, 30413222, 106446277, 212892554]

約数ペア:

[(1, 212892554), (2, 106446277), (7, 30413222), (14, 15206611), (23, 9256198), (46, 4628099), (49, 4344746), (98, 2172373), (103, 2066918), (131, 1625134), (161, 1322314), (206, 1033459), (262, 812567), (322, 661157), (343, 620678), (686, 310339), (721, 295274), (917, 232162), (1127, 188902), (1442, 147637), (1834, 116081), (2254, 94451), (2369, 89866), (3013, 70658), (4738, 44933), (5047, 42182), (6026, 35329), (6419, 33166), (7889, 26986), (10094, 21091), (12838, 16583), (13493, 15778)]