16984891

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{1823}}^1$

素因数の和:1863

約数の個数: 16

約数和(自身を含む): 21362688

約数和(自身を除く): 4377797

約数列:

[1, 7, 11, 77, 121, 847, 1331, 1823, 9317, 12761, 20053, 140371, 220583, 1544081, 2426413, 16984891]

約数ペア:

[(1, 16984891), (7, 2426413), (11, 1544081), (77, 220583), (121, 140371), (847, 20053), (1331, 12761), (1823, 9317)]