218863414

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1421191}}^1$

素因数の和:1421211

約数の個数: 16

約数和(自身を含む): 409303296

約数和(自身を除く): 190439882

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1421191, 2842382, 9948337, 15633101, 19896674, 31266202, 109431707, 218863414]

約数ペア:

[(1, 218863414), (2, 109431707), (7, 31266202), (11, 19896674), (14, 15633101), (22, 9948337), (77, 2842382), (154, 1421191)]