30894369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:19980

約数の個数: 16

約数和(自身を含む): 45895680

約数和(自身を除く): 15001311

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 19919, 59757, 219109, 657327, 936193, 2808579, 10298123, 30894369]

約数ペア:

[(1, 30894369), (3, 10298123), (11, 2808579), (33, 936193), (47, 657327), (141, 219109), (517, 59757), (1551, 19919)]