66888437

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 84728448

約数和(自身を除く): 17840011

約数列:

[1, 7, 11, 77, 121, 157, 503, 847, 1099, 1727, 3521, 5533, 12089, 18997, 38731, 60863, 78971, 132979, 426041, 552797, 868681, 6080767, 9555491, 66888437]

約数ペア:

[(1, 66888437), (7, 9555491), (11, 6080767), (77, 868681), (121, 552797), (157, 426041), (503, 132979), (847, 78971), (1099, 60863), (1727, 38731), (3521, 18997), (5533, 12089)]