28985021

素因数分解:

${\mathrm{13}}^3\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 16

約数和(自身を含む): 31987200

約数和(自身を除く): 3002179

約数列:

[1, 13, 79, 167, 169, 1027, 2171, 2197, 13193, 13351, 28223, 171509, 173563, 366899, 2229617, 28985021]

約数ペア:

[(1, 28985021), (13, 2229617), (79, 366899), (167, 173563), (169, 171509), (1027, 28223), (2171, 13351), (2197, 13193)]