81819651

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{4721}}^1$

素因数の和:4886

約数の個数: 16

約数和(自身を含む): 112194720

約数和(自身を除く): 30375069

約数列:

[1, 3, 53, 109, 159, 327, 4721, 5777, 14163, 17331, 250213, 514589, 750639, 1543767, 27273217, 81819651]

約数ペア:

[(1, 81819651), (3, 27273217), (53, 1543767), (109, 750639), (159, 514589), (327, 250213), (4721, 17331), (5777, 14163)]