27728919

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{21851}}^1$

素因数の和:21907

約数の個数: 16

約数和(自身を含む): 41955840

約数和(自身を除く): 14226921

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 21851, 65553, 196659, 589977, 1026997, 3080991, 9242973, 27728919]

約数ペア:

[(1, 27728919), (3, 9242973), (9, 3080991), (27, 1026997), (47, 589977), (141, 196659), (423, 65553), (1269, 21851)]