28031319

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{45139}}^1$

素因数の和:45171

約数の個数: 16

約数和(自身を含む): 43334400

約数和(自身を除く): 15303081

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 45139, 135417, 406251, 1038197, 1218753, 3114591, 9343773, 28031319]

約数ペア:

[(1, 28031319), (3, 9343773), (9, 3114591), (23, 1218753), (27, 1038197), (69, 406251), (207, 135417), (621, 45139)]