207864454

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{243401}}^1$

素因数の和:243471

約数の個数: 16

約数和(自身を含む): 362182176

約数和(自身を除く): 154317722

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 243401, 486802, 1703807, 3407614, 14847461, 29694922, 103932227, 207864454]

約数ペア:

[(1, 207864454), (2, 103932227), (7, 29694922), (14, 14847461), (61, 3407614), (122, 1703807), (427, 486802), (854, 243401)]