239351841

素因数分解:

$3^8\times {\mathrm{191}}^2$

素因数の和:406

約数の個数: 27

約数和(自身を含む): 360898993

約数和(自身を除く): 121547152

約数列:

[1, 3, 9, 27, 81, 191, 243, 573, 729, 1719, 2187, 5157, 6561, 15471, 36481, 46413, 109443, 139239, 328329, 417717, 984987, 1253151, 2954961, 8864883, 26594649, 79783947, 239351841]

約数ペア:

[(1, 239351841), (3, 79783947), (9, 26594649), (27, 8864883), (81, 2954961), (191, 1253151), (243, 984987), (573, 417717), (729, 328329), (1719, 139239), (2187, 109443), (5157, 46413), (6561, 36481)]