16804827

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{15959}}^1$

素因数の和:15984

約数の個数: 20

約数和(自身を含む): 27036240

約数和(自身を除く): 10231413

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 15959, 47877, 143631, 207467, 430893, 622401, 1292679, 1867203, 5601609, 16804827]

約数ペア:

[(1, 16804827), (3, 5601609), (9, 1867203), (13, 1292679), (27, 622401), (39, 430893), (81, 207467), (117, 143631), (351, 47877), (1053, 15959)]