28619919

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{17377}}^1$

素因数の和:17447

約数の個数: 16

約数和(自身を含む): 43097440

約数和(自身を除く): 14477521

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 17377, 52131, 156393, 469179, 1059997, 3179991, 9539973, 28619919]

約数ペア:

[(1, 28619919), (3, 9539973), (9, 3179991), (27, 1059997), (61, 469179), (183, 156393), (549, 52131), (1647, 17377)]