28971164

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{433}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 52132080

約数和(自身を除く): 23160916

約数列:

[1, 2, 4, 43, 86, 172, 389, 433, 778, 866, 1556, 1732, 16727, 18619, 33454, 37238, 66908, 74476, 168437, 336874, 673748, 7242791, 14485582, 28971164]

約数ペア:

[(1, 28971164), (2, 14485582), (4, 7242791), (43, 673748), (86, 336874), (172, 168437), (389, 74476), (433, 66908), (778, 37238), (866, 33454), (1556, 18619), (1732, 16727)]