20161141

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1831}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 27289472

約数和(自身を除く): 7128331

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 1831, 11011, 12817, 20141, 23803, 140987, 166621, 221551, 261833, 1550857, 1832831, 2880163, 20161141]

約数ペア:

[(1, 20161141), (7, 2880163), (11, 1832831), (13, 1550857), (77, 261833), (91, 221551), (121, 166621), (143, 140987), (847, 23803), (1001, 20141), (1573, 12817), (1831, 11011)]