55783518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1328179}}^1$

素因数の和:1328191

約数の個数: 16

約数和(自身を含む): 127505280

約数和(自身を除く): 71721762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1328179, 2656358, 3984537, 7969074, 9297253, 18594506, 27891759, 55783518]

約数ペア:

[(1, 55783518), (2, 27891759), (3, 18594506), (6, 9297253), (7, 7969074), (14, 3984537), (21, 2656358), (42, 1328179)]