25399926

素因数分解:

$2^1\times 3^3\times {\mathrm{647}}^1\times {\mathrm{727}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 56609280

約数和(自身を除く): 31209354

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 647, 727, 1294, 1454, 1941, 2181, 3882, 4362, 5823, 6543, 11646, 13086, 17469, 19629, 34938, 39258, 470369, 940738, 1411107, 2822214, 4233321, 8466642, 12699963, 25399926]

約数ペア:

[(1, 25399926), (2, 12699963), (3, 8466642), (6, 4233321), (9, 2822214), (18, 1411107), (27, 940738), (54, 470369), (647, 39258), (727, 34938), (1294, 19629), (1454, 17469), (1941, 13086), (2181, 11646), (3882, 6543), (4362, 5823)]