261065727

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{743777}}^1$

素因数の和:743799

約数の個数: 16

約数和(自身を含む): 416515680

約数和(自身を除く): 155449953

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 743777, 2231331, 6693993, 9669101, 20081979, 29007303, 87021909, 261065727]

約数ペア:

[(1, 261065727), (3, 87021909), (9, 29007303), (13, 20081979), (27, 9669101), (39, 6693993), (117, 2231331), (351, 743777)]