71798319

素因数分解:

$3^4\times {\mathrm{743}}^1\times {\mathrm{1193}}^1$

素因数の和:1948

約数の個数: 20

約数和(自身を含む): 107488656

約数和(自身を除く): 35690337

約数列:

[1, 3, 9, 27, 81, 743, 1193, 2229, 3579, 6687, 10737, 20061, 32211, 60183, 96633, 886399, 2659197, 7977591, 23932773, 71798319]

約数ペア:

[(1, 71798319), (3, 23932773), (9, 7977591), (27, 2659197), (81, 886399), (743, 96633), (1193, 60183), (2229, 32211), (3579, 20061), (6687, 10737)]