25504137

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 41496000

約数和(自身を除く): 15991863

約数列:

[1, 3, 9, 19, 29, 37, 57, 87, 111, 139, 171, 261, 333, 417, 551, 703, 1073, 1251, 1653, 2109, 2641, 3219, 4031, 4959, 5143, 6327, 7923, 9657, 12093, 15429, 20387, 23769, 36279, 46287, 61161, 76589, 97717, 149147, 183483, 229767, 293151, 447441, 689301, 879453, 1342323, 2833793, 8501379, 25504137]

約数ペア:

[(1, 25504137), (3, 8501379), (9, 2833793), (19, 1342323), (29, 879453), (37, 689301), (57, 447441), (87, 293151), (111, 229767), (139, 183483), (171, 149147), (261, 97717), (333, 76589), (417, 61161), (551, 46287), (703, 36279), (1073, 23769), (1251, 20387), (1653, 15429), (2109, 12093), (2641, 9657), (3219, 7923), (4031, 6327), (4959, 5143)]