201557457

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{439123}}^1$

素因数の和:439149

約数の個数: 16

約数和(自身を含む): 316169280

約数和(自身を除く): 114611823

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 439123, 1317369, 3952107, 7465091, 11856321, 22395273, 67185819, 201557457]

約数ペア:

[(1, 201557457), (3, 67185819), (9, 22395273), (17, 11856321), (27, 7465091), (51, 3952107), (153, 1317369), (459, 439123)]