26681319

素因数分解:

$3^4\times 7^1\times {\mathrm{47057}}^1$

素因数の和:47076

約数の個数: 20

約数和(自身を含む): 45552144

約数和(自身を除く): 18870825

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 47057, 141171, 329399, 423513, 988197, 1270539, 2964591, 3811617, 8893773, 26681319]

約数ペア:

[(1, 26681319), (3, 8893773), (7, 3811617), (9, 2964591), (21, 1270539), (27, 988197), (63, 423513), (81, 329399), (189, 141171), (567, 47057)]