12876885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{40879}}^1$

素因数の和:40897

約数の個数: 24

約数和(自身を含む): 25509120

約数和(自身を除く): 12632235

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 40879, 122637, 204395, 286153, 367911, 613185, 858459, 1430765, 1839555, 2575377, 4292295, 12876885]

約数ペア:

[(1, 12876885), (3, 4292295), (5, 2575377), (7, 1839555), (9, 1430765), (15, 858459), (21, 613185), (35, 367911), (45, 286153), (63, 204395), (105, 122637), (315, 40879)]