80195427

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{76159}}^1$

素因数の和:76184

約数の個数: 20

約数和(自身を含む): 129015040

約数和(自身を除く): 48819613

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 76159, 228477, 685431, 990067, 2056293, 2970201, 6168879, 8910603, 26731809, 80195427]

約数ペア:

[(1, 80195427), (3, 26731809), (9, 8910603), (13, 6168879), (27, 2970201), (39, 2056293), (81, 990067), (117, 685431), (351, 228477), (1053, 76159)]