205439151

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 296110080

約数和(自身を除く): 90670929

約数列:

[1, 3, 23, 41, 69, 101, 123, 303, 719, 943, 2157, 2323, 2829, 4141, 6969, 12423, 16537, 29479, 49611, 72619, 88437, 95243, 217857, 285729, 678017, 1670237, 2034051, 2977379, 5010711, 8932137, 68479717, 205439151]

約数ペア:

[(1, 205439151), (3, 68479717), (23, 8932137), (41, 5010711), (69, 2977379), (101, 2034051), (123, 1670237), (303, 678017), (719, 285729), (943, 217857), (2157, 95243), (2323, 88437), (2829, 72619), (4141, 49611), (6969, 29479), (12423, 16537)]