2125359

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1412

約数の個数: 20

約数和(自身を含む): 3344440

約数和(自身を除く): 1219081

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1381, 1539, 4143, 12429, 26239, 37287, 78717, 111861, 236151, 708453, 2125359]

約数ペア:

[(1, 2125359), (3, 708453), (9, 236151), (19, 111861), (27, 78717), (57, 37287), (81, 26239), (171, 12429), (513, 4143), (1381, 1539)]