8990242

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:657

約数の個数: 16

約数和(自身を含む): 13799520

約数和(自身を除く): 4809278

約数列:

[1, 2, 73, 139, 146, 278, 443, 886, 10147, 20294, 32339, 61577, 64678, 123154, 4495121, 8990242]

約数ペア:

[(1, 8990242), (2, 4495121), (73, 123154), (139, 64678), (146, 61577), (278, 32339), (443, 20294), (886, 10147)]