1680159

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 2452352

約数和(自身を除く): 772193

約数列:

[1, 3, 13, 39, 67, 201, 643, 871, 1929, 2613, 8359, 25077, 43081, 129243, 560053, 1680159]

約数ペア:

[(1, 1680159), (3, 560053), (13, 129243), (39, 43081), (67, 25077), (201, 8359), (643, 2613), (871, 1929)]