28873691

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53569}}^1$

素因数の和:53594

約数の個数: 12

約数和(自身を含む): 36641880

約数和(自身を除く): 7768189

約数列:

[1, 7, 11, 49, 77, 539, 53569, 374983, 589259, 2624881, 4124813, 28873691]

約数ペア:

[(1, 28873691), (7, 4124813), (11, 2624881), (49, 589259), (77, 374983), (539, 53569)]