208023321

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{883}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 310602240

約数和(自身を除く): 102578919

約数列:

[1, 3, 11, 33, 59, 121, 177, 363, 649, 883, 1331, 1947, 2649, 3993, 7139, 9713, 21417, 29139, 52097, 78529, 106843, 156291, 235587, 320529, 573067, 1175273, 1719201, 3525819, 6303737, 18911211, 69341107, 208023321]

約数ペア:

[(1, 208023321), (3, 69341107), (11, 18911211), (33, 6303737), (59, 3525819), (121, 1719201), (177, 1175273), (363, 573067), (649, 320529), (883, 235587), (1331, 156291), (1947, 106843), (2649, 78529), (3993, 52097), (7139, 29139), (9713, 21417)]