28955277

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19037}}^1$

素因数の和:19069

約数の個数: 18

約数和(自身を含む): 45291402

約数和(自身を除く): 16336125

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 19037, 57111, 171333, 247481, 742443, 2227329, 3217253, 9651759, 28955277]

約数ペア:

[(1, 28955277), (3, 9651759), (9, 3217253), (13, 2227329), (39, 742443), (117, 247481), (169, 171333), (507, 57111), (1521, 19037)]