173836287

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{29399}}^1$

素因数の和:29484

約数の個数: 20

約数和(自身を含む): 263247600

約数和(自身を除く): 89411313

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 29399, 88197, 264591, 793773, 2146127, 2381319, 6438381, 19315143, 57945429, 173836287]

約数ペア:

[(1, 173836287), (3, 57945429), (9, 19315143), (27, 6438381), (73, 2381319), (81, 2146127), (219, 793773), (657, 264591), (1971, 88197), (5913, 29399)]