11987605

素因数分解:

$5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 16920792

約数和(自身を除く): 4933187

約数列:

[1, 5, 7, 35, 49, 113, 245, 433, 565, 791, 2165, 3031, 3955, 5537, 15155, 21217, 27685, 48929, 106085, 244645, 342503, 1712515, 2397521, 11987605]

約数ペア:

[(1, 11987605), (5, 2397521), (7, 1712515), (35, 342503), (49, 244645), (113, 106085), (245, 48929), (433, 27685), (565, 21217), (791, 15155), (2165, 5537), (3031, 3955)]