291215493

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{97169}}^1$

素因数の和:97218

約数の個数: 20

約数和(自身を含む): 446787660

約数和(自身を除く): 155572167

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 97169, 291507, 874521, 2623563, 3595253, 7870689, 10785759, 32357277, 97071831, 291215493]

約数ペア:

[(1, 291215493), (3, 97071831), (9, 32357277), (27, 10785759), (37, 7870689), (81, 3595253), (111, 2623563), (333, 874521), (999, 291507), (2997, 97169)]