159354621

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{18049}}^1$

素因数の和:18170

約数の個数: 20

約数和(自身を含む): 240245500

約数和(自身を除く): 80890879

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 18049, 54147, 162441, 487323, 1461969, 1967341, 5902023, 17706069, 53118207, 159354621]

約数ペア:

[(1, 159354621), (3, 53118207), (9, 17706069), (27, 5902023), (81, 1967341), (109, 1461969), (327, 487323), (981, 162441), (2943, 54147), (8829, 18049)]