16121861

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2819}}^1$

素因数の和:2888

約数の個数: 16

約数和(自身を含む): 19852800

約数和(自身を除く): 3730939

約数列:

[1, 7, 19, 43, 133, 301, 817, 2819, 5719, 19733, 53561, 121217, 374927, 848519, 2303123, 16121861]

約数ペア:

[(1, 16121861), (7, 2303123), (19, 848519), (43, 374927), (133, 121217), (301, 53561), (817, 19733), (2819, 5719)]