30506721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85453}}^1$

素因数の和:85480

約数の個数: 16

約数和(自身を含む): 49221504

約数和(自身を除く): 18714783

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 85453, 256359, 598171, 1452701, 1794513, 4358103, 10168907, 30506721]

約数ペア:

[(1, 30506721), (3, 10168907), (7, 4358103), (17, 1794513), (21, 1452701), (51, 598171), (119, 256359), (357, 85453)]