686864885054

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1\times {\mathrm{66791}}^1$

素因数の和:67640

約数の個数: 32

約数和(自身を含む): 1061370832896

約数和(自身を除く): 374505947842

約数列:

[1, 2, 43, 86, 197, 394, 607, 1214, 8471, 16942, 26101, 52202, 66791, 119579, 133582, 239158, 2872013, 5141897, 5744026, 10283794, 13157827, 26315654, 40542137, 81084274, 565786561, 1131573122, 1743311891, 3486623782, 7986800989, 15973601978, 343432442527, 686864885054]

約数ペア:

[(1, 686864885054), (2, 343432442527), (43, 15973601978), (86, 7986800989), (197, 3486623782), (394, 1743311891), (607, 1131573122), (1214, 565786561), (8471, 81084274), (16942, 40542137), (26101, 26315654), (52202, 13157827), (66791, 10283794), (119579, 5744026), (133582, 5141897), (239158, 2872013)]