57121456

素因数分解:

$2^4\times 7^2\times {\mathrm{72859}}^1$

素因数の和:72881

約数の個数: 30

約数和(自身を含む): 128743620

約数和(自身を除く): 71622164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 72859, 145718, 291436, 510013, 582872, 1020026, 1165744, 2040052, 3570091, 4080104, 7140182, 8160208, 14280364, 28560728, 57121456]

約数ペア:

[(1, 57121456), (2, 28560728), (4, 14280364), (7, 8160208), (8, 7140182), (14, 4080104), (16, 3570091), (28, 2040052), (49, 1165744), (56, 1020026), (98, 582872), (112, 510013), (196, 291436), (392, 145718), (784, 72859)]