30840205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1301}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 40497408

約数和(自身を除く): 9657203

約数列:

[1, 5, 11, 55, 431, 1301, 2155, 4741, 6505, 14311, 23705, 71555, 560731, 2803655, 6168041, 30840205]

約数ペア:

[(1, 30840205), (5, 6168041), (11, 2803655), (55, 560731), (431, 71555), (1301, 23705), (2155, 14311), (4741, 6505)]