18531271071

素因数分解:

$3^3\times {\mathrm{1543}}^1\times {\mathrm{444811}}^1$

素因数の和:446363

約数の個数: 16

約数和(自身を含む): 27471589120

約数和(自身を除く): 8940318049

約数列:

[1, 3, 9, 27, 1543, 4629, 13887, 41661, 444811, 1334433, 4003299, 12009897, 686343373, 2059030119, 6177090357, 18531271071]

約数ペア:

[(1, 18531271071), (3, 6177090357), (9, 2059030119), (27, 686343373), (1543, 12009897), (4629, 4003299), (13887, 1334433), (41661, 444811)]