280886354

素因数分解:

$2^1\times 7^1\times {\mathrm{2141}}^1\times {\mathrm{9371}}^1$

素因数の和:11521

約数の個数: 16

約数和(自身を含む): 481795776

約数和(自身を除く): 200909422

約数列:

[1, 2, 7, 14, 2141, 4282, 9371, 14987, 18742, 29974, 65597, 131194, 20063311, 40126622, 140443177, 280886354]

約数ペア:

[(1, 280886354), (2, 140443177), (7, 40126622), (14, 20063311), (2141, 131194), (4282, 65597), (9371, 29974), (14987, 18742)]