490132227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 767413248

約数和(自身を除く): 277281021

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 361, 403, 589, 741, 1083, 1123, 1209, 1767, 3369, 4693, 7657, 11191, 14079, 14599, 21337, 22971, 33573, 34813, 43797, 64011, 104439, 145483, 277381, 405403, 436449, 452569, 661447, 832143, 1216209, 1357707, 1984341, 5270239, 8598811, 12567493, 15810717, 25796433, 37702479, 163377409, 490132227]

約数ペア:

[(1, 490132227), (3, 163377409), (13, 37702479), (19, 25796433), (31, 15810717), (39, 12567493), (57, 8598811), (93, 5270239), (247, 1984341), (361, 1357707), (403, 1216209), (589, 832143), (741, 661447), (1083, 452569), (1123, 436449), (1209, 405403), (1767, 277381), (3369, 145483), (4693, 104439), (7657, 64011), (11191, 43797), (14079, 34813), (14599, 33573), (21337, 22971)]