28447815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172411}}^1$

素因数の和:172430

約数の個数: 16

約数和(自身を含む): 49654656

約数和(自身を除く): 21206841

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172411, 517233, 862055, 1896521, 2586165, 5689563, 9482605, 28447815]

約数ペア:

[(1, 28447815), (3, 9482605), (5, 5689563), (11, 2586165), (15, 1896521), (33, 862055), (55, 517233), (165, 172411)]