25259702979

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{27973093}}^1$

素因数の和:27973146

約数の個数: 16

約数和(自身を含む): 39386116352

約数和(自身を除く): 14126413373

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 27973093, 83919279, 195811651, 587434953, 1202842999, 3608528997, 8419900993, 25259702979]

約数ペア:

[(1, 25259702979), (3, 8419900993), (7, 3608528997), (21, 1202842999), (43, 587434953), (129, 195811651), (301, 83919279), (903, 27973093)]