128566857

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{2381}}^1$

素因数の和:2864

約数の個数: 16

約数和(自身を含む): 176077440

約数和(自身を除く): 47510583

約数列:

[1, 3, 41, 123, 439, 1317, 2381, 7143, 17999, 53997, 97621, 292863, 1045259, 3135777, 42855619, 128566857]

約数ペア:

[(1, 128566857), (3, 42855619), (41, 3135777), (123, 1045259), (439, 292863), (1317, 97621), (2381, 53997), (7143, 17999)]