28000323

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{26591}}^1$

素因数の和:26616

約数の個数: 20

約数和(自身を含む): 45046848

約数和(自身を除く): 17046525

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 26591, 79773, 239319, 345683, 717957, 1037049, 2153871, 3111147, 9333441, 28000323]

約数ペア:

[(1, 28000323), (3, 9333441), (9, 3111147), (13, 2153871), (27, 1037049), (39, 717957), (81, 345683), (117, 239319), (351, 79773), (1053, 26591)]