813888924

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{487943}}^1$

素因数の和:488089

約数の個数: 24

約数和(自身を含む): 1912740480

約数和(自身を除く): 1098851556

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 487943, 975886, 1463829, 1951772, 2927658, 5855316, 67824077, 135648154, 203472231, 271296308, 406944462, 813888924]

約数ペア:

[(1, 813888924), (2, 406944462), (3, 271296308), (4, 203472231), (6, 135648154), (12, 67824077), (139, 5855316), (278, 2927658), (417, 1951772), (556, 1463829), (834, 975886), (1668, 487943)]