71238564

素因数分解:

$2^2\times 3^2\times {\mathrm{1978849}}^1$

素因数の和:1978859

約数の個数: 18

約数和(自身を含む): 180075350

約数和(自身を除く): 108836786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1978849, 3957698, 5936547, 7915396, 11873094, 17809641, 23746188, 35619282, 71238564]

約数ペア:

[(1, 71238564), (2, 35619282), (3, 23746188), (4, 17809641), (6, 11873094), (9, 7915396), (12, 5936547), (18, 3957698), (36, 1978849)]