16479729

素因数分解:

$3^2\times 7^2\times {\mathrm{37369}}^1$

素因数の和:37389

約数の個数: 18

約数和(自身を含む): 27691170

約数和(自身を除く): 11211441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 37369, 112107, 261583, 336321, 784749, 1831081, 2354247, 5493243, 16479729]

約数ペア:

[(1, 16479729), (3, 5493243), (7, 2354247), (9, 1831081), (21, 784749), (49, 336321), (63, 261583), (147, 112107), (441, 37369)]