208688291211

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{1511}}^1\times {\mathrm{422363}}^1$

素因数の和:423986

約数の個数: 16

約数和(自身を含む): 280990321920

約数和(自身を除く): 72302030709

約数列:

[1, 3, 109, 327, 1511, 4533, 164699, 422363, 494097, 1267089, 46037567, 138112701, 638190493, 1914571479, 69562763737, 208688291211]

約数ペア:

[(1, 208688291211), (3, 69562763737), (109, 1914571479), (327, 638190493), (1511, 138112701), (4533, 46037567), (164699, 1267089), (422363, 494097)]