285414339

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{1039}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 443023360

約数和(自身を除く): 157609021

約数列:

[1, 3, 7, 21, 103, 127, 309, 381, 721, 889, 1039, 2163, 2667, 3117, 7273, 13081, 21819, 39243, 91567, 107017, 131953, 274701, 321051, 395859, 749119, 923671, 2247357, 2771013, 13591159, 40773477, 95138113, 285414339]

約数ペア:

[(1, 285414339), (3, 95138113), (7, 40773477), (21, 13591159), (103, 2771013), (127, 2247357), (309, 923671), (381, 749119), (721, 395859), (889, 321051), (1039, 274701), (2163, 131953), (2667, 107017), (3117, 91567), (7273, 39243), (13081, 21819)]