28801395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{91433}}^1$

素因数の和:91451

約数の個数: 24

約数和(自身を含む): 57054816

約数和(自身を除く): 28253421

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 91433, 274299, 457165, 640031, 822897, 1371495, 1920093, 3200155, 4114485, 5760279, 9600465, 28801395]

約数ペア:

[(1, 28801395), (3, 9600465), (5, 5760279), (7, 4114485), (9, 3200155), (15, 1920093), (21, 1371495), (35, 822897), (45, 640031), (63, 457165), (105, 274299), (315, 91433)]