17390781

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{1213}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 26513760

約数和(自身を除く): 9122979

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 531, 1213, 1593, 3639, 4779, 10917, 14337, 32751, 71567, 98253, 214701, 294759, 644103, 1932309, 5796927, 17390781]

約数ペア:

[(1, 17390781), (3, 5796927), (9, 1932309), (27, 644103), (59, 294759), (81, 214701), (177, 98253), (243, 71567), (531, 32751), (1213, 14337), (1593, 10917), (3639, 4779)]