28357527

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20959}}^1$

素因数の和:21014

約数の個数: 16

約数和(自身を含む): 42255360

約数和(自身を除く): 13897833

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20959, 62877, 230549, 691647, 859319, 2577957, 9452509, 28357527]

約数ペア:

[(1, 28357527), (3, 9452509), (11, 2577957), (33, 859319), (41, 691647), (123, 230549), (451, 62877), (1353, 20959)]