390018178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{135329}}^1$

素因数の和:135473

約数の個数: 16

約数和(自身を含む): 643088160

約数和(自身を除く): 253069982

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 135329, 270658, 1488619, 2977238, 17728099, 35456198, 195009089, 390018178]

約数ペア:

[(1, 390018178), (2, 195009089), (11, 35456198), (22, 17728099), (131, 2977238), (262, 1488619), (1441, 270658), (2882, 135329)]