1547019

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 20

約数和(自身を含む): 2352240

約数和(自身を除く): 805221

約数列:

[1, 3, 9, 27, 71, 81, 213, 269, 639, 807, 1917, 2421, 5751, 7263, 19099, 21789, 57297, 171891, 515673, 1547019]

約数ペア:

[(1, 1547019), (3, 515673), (9, 171891), (27, 57297), (71, 21789), (81, 19099), (213, 7263), (269, 5751), (639, 2421), (807, 1917)]