17681841

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{8971}}^1$

素因数の和:9053

約数の個数: 16

約数和(自身を含む): 26557120

約数和(自身を除く): 8875279

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 8971, 26913, 80739, 242217, 654883, 1964649, 5893947, 17681841]

約数ペア:

[(1, 17681841), (3, 5893947), (9, 1964649), (27, 654883), (73, 242217), (219, 80739), (657, 26913), (1971, 8971)]