113328621

素因数分解:

$3^2\times 7^2\times {\mathrm{256981}}^1$

素因数の和:257001

約数の個数: 18

約数和(自身を含む): 190423662

約数和(自身を除く): 77095041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 256981, 770943, 1798867, 2312829, 5396601, 12592069, 16189803, 37776207, 113328621]

約数ペア:

[(1, 113328621), (3, 37776207), (7, 16189803), (9, 12592069), (21, 5396601), (49, 2312829), (63, 1798867), (147, 770943), (441, 256981)]