80356293

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{23071}}^1$

素因数の和:23126

約数の個数: 20

約数和(自身を含む): 122835328

約数和(自身を除く): 42479035

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 23071, 69213, 207639, 622917, 992053, 1868751, 2976159, 8928477, 26785431, 80356293]

約数ペア:

[(1, 80356293), (3, 26785431), (9, 8928477), (27, 2976159), (43, 1868751), (81, 992053), (129, 622917), (387, 207639), (1161, 69213), (3483, 23071)]