28820959

素因数分解:

${\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4561}}^1$

素因数の和:4721

約数の個数: 8

約数和(自身を含む): 29561760

約数和(自身を除く): 740801

約数列:

[1, 71, 89, 4561, 6319, 323831, 405929, 28820959]

約数ペア:

[(1, 28820959), (71, 405929), (89, 323831), (4561, 6319)]