280575948

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{168211}}^1$

素因数の和:168357

約数の個数: 24

約数和(自身を含む): 659391040

約数和(自身を除く): 378815092

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 168211, 336422, 504633, 672844, 1009266, 2018532, 23381329, 46762658, 70143987, 93525316, 140287974, 280575948]

約数ペア:

[(1, 280575948), (2, 140287974), (3, 93525316), (4, 70143987), (6, 46762658), (12, 23381329), (139, 2018532), (278, 1009266), (417, 672844), (556, 504633), (834, 336422), (1668, 168211)]