290465854

素因数分解:

$2^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{18913}}^1$

素因数の和:20019

約数の個数: 16

約数和(自身を含む): 498421728

約数和(自身を除く): 207955874

約数列:

[1, 2, 7, 14, 1097, 2194, 7679, 15358, 18913, 37826, 132391, 264782, 20747561, 41495122, 145232927, 290465854]

約数ペア:

[(1, 290465854), (2, 145232927), (7, 41495122), (14, 20747561), (1097, 264782), (2194, 132391), (7679, 37826), (15358, 18913)]