401026905

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2251}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 720892224

約数和(自身を除く): 319865319

約数列:

[1, 3, 5, 9, 15, 37, 45, 107, 111, 185, 321, 333, 535, 555, 963, 1605, 1665, 2251, 3959, 4815, 6753, 11255, 11877, 19795, 20259, 33765, 35631, 59385, 83287, 101295, 178155, 240857, 249861, 416435, 722571, 749583, 1204285, 1249305, 2167713, 3612855, 3747915, 8911709, 10838565, 26735127, 44558545, 80205381, 133675635, 401026905]

約数ペア:

[(1, 401026905), (3, 133675635), (5, 80205381), (9, 44558545), (15, 26735127), (37, 10838565), (45, 8911709), (107, 3747915), (111, 3612855), (185, 2167713), (321, 1249305), (333, 1204285), (535, 749583), (555, 722571), (963, 416435), (1605, 249861), (1665, 240857), (2251, 178155), (3959, 101295), (4815, 83287), (6753, 59385), (11255, 35631), (11877, 33765), (19795, 20259)]