16804809

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1699}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 27934400

約数和(自身を除く): 11129591

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 1699, 3297, 5097, 9891, 11893, 15291, 35679, 107037, 266743, 800229, 1867201, 2400687, 5601603, 16804809]

約数ペア:

[(1, 16804809), (3, 5601603), (7, 2400687), (9, 1867201), (21, 800229), (63, 266743), (157, 107037), (471, 35679), (1099, 15291), (1413, 11893), (1699, 9891), (3297, 5097)]