28253007

素因数分解:

$3^2\times {\mathrm{79}}^2\times {\mathrm{503}}^1$

素因数の和:667

約数の個数: 18

約数和(自身を含む): 41415192

約数和(自身を除く): 13162185

約数列:

[1, 3, 9, 79, 237, 503, 711, 1509, 4527, 6241, 18723, 39737, 56169, 119211, 357633, 3139223, 9417669, 28253007]

約数ペア:

[(1, 28253007), (3, 9417669), (9, 3139223), (79, 357633), (237, 119211), (503, 56169), (711, 39737), (1509, 18723), (4527, 6241)]