28118519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6343}}^1$

素因数の和:6398

約数の個数: 16

約数和(自身を含む): 34105344

約数和(自身を除く): 5986825

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 6343, 69773, 82459, 196633, 907049, 2162963, 2556229, 28118519]

約数ペア:

[(1, 28118519), (11, 2556229), (13, 2162963), (31, 907049), (143, 196633), (341, 82459), (403, 69773), (4433, 6343)]