641567157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{9479}}^1$

素因数の和:9793

約数の個数: 32

約数和(自身を含む): 1070254080

約数和(自身を除く): 428686923

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 293, 879, 2051, 3223, 6153, 9479, 9669, 22561, 28437, 66353, 67683, 104269, 199059, 312807, 729883, 2189649, 2777347, 8332041, 19441429, 30550817, 58324287, 91652451, 213855719, 641567157]

約数ペア:

[(1, 641567157), (3, 213855719), (7, 91652451), (11, 58324287), (21, 30550817), (33, 19441429), (77, 8332041), (231, 2777347), (293, 2189649), (879, 729883), (2051, 312807), (3223, 199059), (6153, 104269), (9479, 67683), (9669, 66353), (22561, 28437)]