2187440019

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{1723751}}^1$

素因数の和:1723807

約数の個数: 16

約数和(自身を含む): 3309603840

約数和(自身を除く): 1122163821

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 1723751, 5171253, 15513759, 46541277, 81016297, 243048891, 729146673, 2187440019]

約数ペア:

[(1, 2187440019), (3, 729146673), (9, 243048891), (27, 81016297), (47, 46541277), (141, 15513759), (423, 5171253), (1269, 1723751)]