256784822

素因数分解:

$2^1\times 7^1\times {\mathrm{1213}}^1\times {\mathrm{15121}}^1$

素因数の和:16343

約数の個数: 16

約数和(自身を含む): 440594592

約数和(自身を除く): 183809770

約数列:

[1, 2, 7, 14, 1213, 2426, 8491, 15121, 16982, 30242, 105847, 211694, 18341773, 36683546, 128392411, 256784822]

約数ペア:

[(1, 256784822), (2, 128392411), (7, 36683546), (14, 18341773), (1213, 211694), (2426, 105847), (8491, 30242), (15121, 16982)]