71389591839

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{37240267}}^1$

素因数の和:37240347

約数の個数: 16

約数和(自身を含む): 107251971840

約数和(自身を除く): 35862380001

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 37240267, 111720801, 335162403, 1005487209, 2644058957, 7932176871, 23796530613, 71389591839]

約数ペア:

[(1, 71389591839), (3, 23796530613), (9, 7932176871), (27, 2644058957), (71, 1005487209), (213, 335162403), (639, 111720801), (1917, 37240267)]