177123591

素因数分解:

$3^4\times {\mathrm{823}}^1\times {\mathrm{2657}}^1$

素因数の和:3492

約数の個数: 20

約数和(自身を含む): 265013232

約数和(自身を除く): 87889641

約数列:

[1, 3, 9, 27, 81, 823, 2469, 2657, 7407, 7971, 22221, 23913, 66663, 71739, 215217, 2186711, 6560133, 19680399, 59041197, 177123591]

約数ペア:

[(1, 177123591), (3, 59041197), (9, 19680399), (27, 6560133), (81, 2186711), (823, 215217), (2469, 71739), (2657, 66663), (7407, 23913), (7971, 22221)]