179901081

素因数分解:

$3^4\times {\mathrm{881}}^1\times {\mathrm{2521}}^1$

素因数の和:3414

約数の個数: 20

約数和(自身を含む): 269152884

約数和(自身を除く): 89251803

約数列:

[1, 3, 9, 27, 81, 881, 2521, 2643, 7563, 7929, 22689, 23787, 68067, 71361, 204201, 2221001, 6663003, 19989009, 59967027, 179901081]

約数ペア:

[(1, 179901081), (3, 59967027), (9, 19989009), (27, 6663003), (81, 2221001), (881, 204201), (2521, 71361), (2643, 68067), (7563, 23787), (7929, 22689)]