668664153

素因数分解:

$3^4\times {\mathrm{2053}}^1\times {\mathrm{4021}}^1$

素因数の和:6086

約数の個数: 20

約数和(自身を含む): 999603748

約数和(自身を除く): 330939595

約数列:

[1, 3, 9, 27, 81, 2053, 4021, 6159, 12063, 18477, 36189, 55431, 108567, 166293, 325701, 8255113, 24765339, 74296017, 222888051, 668664153]

約数ペア:

[(1, 668664153), (3, 222888051), (9, 74296017), (27, 24765339), (81, 8255113), (2053, 325701), (4021, 166293), (6159, 108567), (12063, 55431), (18477, 36189)]