1293327729

素因数分解:

$3^4\times {\mathrm{839}}^1\times {\mathrm{19031}}^1$

素因数の和:19882

約数の個数: 20

約数和(自身を含む): 1934412480

約数和(自身を除く): 641084751

約数列:

[1, 3, 9, 27, 81, 839, 2517, 7551, 19031, 22653, 57093, 67959, 171279, 513837, 1541511, 15967009, 47901027, 143703081, 431109243, 1293327729]

約数ペア:

[(1, 1293327729), (3, 431109243), (9, 143703081), (27, 47901027), (81, 15967009), (839, 1541511), (2517, 513837), (7551, 171279), (19031, 67959), (22653, 57093)]