64987846

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{881}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 56939834

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 479, 881, 958, 1762, 3353, 5269, 6167, 6706, 9691, 10538, 12334, 19382, 36883, 67837, 73766, 135674, 421999, 843998, 2953993, 4641989, 5907986, 9283978, 32493923, 64987846]

約数ペア:

[(1, 64987846), (2, 32493923), (7, 9283978), (11, 5907986), (14, 4641989), (22, 2953993), (77, 843998), (154, 421999), (479, 135674), (881, 73766), (958, 67837), (1762, 36883), (3353, 19382), (5269, 12334), (6167, 10538), (6706, 9691)]