28404495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90173}}^1$

素因数の和:90191

約数の個数: 24

約数和(自身を含む): 56268576

約数和(自身を除く): 27864081

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90173, 270519, 450865, 631211, 811557, 1352595, 1893633, 3156055, 4057785, 5680899, 9468165, 28404495]

約数ペア:

[(1, 28404495), (3, 9468165), (5, 5680899), (7, 4057785), (9, 3156055), (15, 1893633), (21, 1352595), (35, 811557), (45, 631211), (63, 450865), (105, 270519), (315, 90173)]