71855266

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 132969600

約数和(自身を除く): 61114334

約数列:

[1, 2, 7, 14, 23, 46, 49, 71, 98, 142, 161, 322, 449, 497, 898, 994, 1127, 1633, 2254, 3143, 3266, 3479, 6286, 6958, 10327, 11431, 20654, 22001, 22862, 31879, 44002, 63758, 72289, 80017, 144578, 160034, 223153, 446306, 506023, 733217, 1012046, 1466434, 1562071, 3124142, 5132519, 10265038, 35927633, 71855266]

約数ペア:

[(1, 71855266), (2, 35927633), (7, 10265038), (14, 5132519), (23, 3124142), (46, 1562071), (49, 1466434), (71, 1012046), (98, 733217), (142, 506023), (161, 446306), (322, 223153), (449, 160034), (497, 144578), (898, 80017), (994, 72289), (1127, 63758), (1633, 44002), (2254, 31879), (3143, 22862), (3266, 22001), (3479, 20654), (6286, 11431), (6958, 10327)]