25898351391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{150431}}^1$

素因数の和:150532

約数の個数: 48

約数和(自身を含む): 42804523008

約数和(自身を除く): 16906171617

約数列:

[1, 3, 9, 11, 33, 37, 47, 99, 111, 141, 333, 407, 423, 517, 1221, 1551, 1739, 3663, 4653, 5217, 15651, 19129, 57387, 150431, 172161, 451293, 1353879, 1654741, 4964223, 5565947, 7070257, 14892669, 16697841, 21210771, 50093523, 61225417, 63632313, 77772827, 183676251, 233318481, 261599509, 551028753, 699955443, 784798527, 2354395581, 2877594599, 8632783797, 25898351391]

約数ペア:

[(1, 25898351391), (3, 8632783797), (9, 2877594599), (11, 2354395581), (33, 784798527), (37, 699955443), (47, 551028753), (99, 261599509), (111, 233318481), (141, 183676251), (333, 77772827), (407, 63632313), (423, 61225417), (517, 50093523), (1221, 21210771), (1551, 16697841), (1739, 14892669), (3663, 7070257), (4653, 5565947), (5217, 4964223), (15651, 1654741), (19129, 1353879), (57387, 451293), (150431, 172161)]