8121939

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{881}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 12418560

約数和(自身を除く): 4296621

約数列:

[1, 3, 7, 21, 439, 881, 1317, 2643, 3073, 6167, 9219, 18501, 386759, 1160277, 2707313, 8121939]

約数ペア:

[(1, 8121939), (3, 2707313), (7, 1160277), (21, 386759), (439, 18501), (881, 9219), (1317, 6167), (2643, 3073)]