28896993

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{15511}}^1$

素因数の和:15546

約数の個数: 20

約数和(自身を含む): 45046848

約数和(自身を除く): 16149855

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 15511, 46533, 139599, 356753, 418797, 1070259, 1256391, 3210777, 9632331, 28896993]

約数ペア:

[(1, 28896993), (3, 9632331), (9, 3210777), (23, 1256391), (27, 1070259), (69, 418797), (81, 356753), (207, 139599), (621, 46533), (1863, 15511)]