204531411

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1709}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 321753600

約数和(自身を除く): 117222189

約数列:

[1, 3, 7, 21, 41, 123, 139, 287, 417, 861, 973, 1709, 2919, 5127, 5699, 11963, 17097, 35889, 39893, 70069, 119679, 210207, 237551, 490483, 712653, 1471449, 1662857, 4988571, 9739591, 29218773, 68177137, 204531411]

約数ペア:

[(1, 204531411), (3, 68177137), (7, 29218773), (21, 9739591), (41, 4988571), (123, 1662857), (139, 1471449), (287, 712653), (417, 490483), (861, 237551), (973, 210207), (1709, 119679), (2919, 70069), (5127, 39893), (5699, 35889), (11963, 17097)]