643838587198

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1\times {\mathrm{3133919}}^1$

素因数の和:3134799

約数の個数: 16

約数和(自身を含む): 974022336000

約数和(自身を除く): 330183748802

約数列:

[1, 2, 139, 278, 739, 1478, 102721, 205442, 3133919, 6267838, 435614741, 871229482, 2315966141, 4631932282, 321919293599, 643838587198]

約数ペア:

[(1, 643838587198), (2, 321919293599), (139, 4631932282), (278, 2315966141), (739, 871229482), (1478, 435614741), (102721, 6267838), (205442, 3133919)]