257947242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6141601}}^1$

素因数の和:6141613

約数の個数: 16

約数和(自身を含む): 589593792

約数和(自身を除く): 331646550

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6141601, 12283202, 18424803, 36849606, 42991207, 85982414, 128973621, 257947242]

約数ペア:

[(1, 257947242), (2, 128973621), (3, 85982414), (6, 42991207), (7, 36849606), (14, 18424803), (21, 12283202), (42, 6141601)]