9780641661

素因数分解:

$3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{555119}}^1$

素因数の和:555968

約数の個数: 16

約数和(自身を含む): 14921625600

約数和(自身を除く): 5140983939

約数列:

[1, 3, 7, 21, 839, 2517, 5873, 17619, 555119, 1665357, 3885833, 11657499, 465744841, 1397234523, 3260213887, 9780641661]

約数ペア:

[(1, 9780641661), (3, 3260213887), (7, 1397234523), (21, 465744841), (839, 11657499), (2517, 3885833), (5873, 1665357), (17619, 555119)]