25777359

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{2027}}^1$

素因数の和:2196

約数の個数: 20

約数和(自身を含む): 38771304

約数和(自身を除く): 12993945

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 2027, 4239, 6081, 12717, 18243, 54729, 164187, 318239, 954717, 2864151, 8592453, 25777359]

約数ペア:

[(1, 25777359), (3, 8592453), (9, 2864151), (27, 954717), (81, 318239), (157, 164187), (471, 54729), (1413, 18243), (2027, 12717), (4239, 6081)]