828051

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 1324224

約数和(自身を除く): 496173

約数列:

[1, 3, 7, 21, 43, 49, 129, 131, 147, 301, 393, 903, 917, 2107, 2751, 5633, 6321, 6419, 16899, 19257, 39431, 118293, 276017, 828051]

約数ペア:

[(1, 828051), (3, 276017), (7, 118293), (21, 39431), (43, 19257), (49, 16899), (129, 6419), (131, 6321), (147, 5633), (301, 2751), (393, 2107), (903, 917)]