15281521

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 16934400

約数和(自身を除く): 1652879

約数列:

[1, 17, 29, 139, 223, 493, 2363, 3791, 4031, 6467, 30997, 68527, 109939, 526949, 898913, 15281521]

約数ペア:

[(1, 15281521), (17, 898913), (29, 526949), (139, 109939), (223, 68527), (493, 30997), (2363, 6467), (3791, 4031)]