28736181

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{6779}}^1$

素因数の和:6945

約数の個数: 16

約数和(自身を含む): 42849600

約数和(自身を除く): 14113419

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 6779, 20337, 61011, 183033, 1064303, 3192909, 9578727, 28736181]

約数ペア:

[(1, 28736181), (3, 9578727), (9, 3192909), (27, 1064303), (157, 183033), (471, 61011), (1413, 20337), (4239, 6779)]