197488287

素因数分解:

$3^7\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 300487360

約数和(自身を除く): 102999073

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 729, 1237, 1971, 2187, 3711, 5913, 11133, 17739, 33399, 53217, 90301, 100197, 159651, 270903, 300591, 812709, 901773, 2438127, 2705319, 7314381, 21943143, 65829429, 197488287]

約数ペア:

[(1, 197488287), (3, 65829429), (9, 21943143), (27, 7314381), (73, 2705319), (81, 2438127), (219, 901773), (243, 812709), (657, 300591), (729, 270903), (1237, 159651), (1971, 100197), (2187, 90301), (3711, 53217), (5913, 33399), (11133, 17739)]