7847702901

素因数分解:

$3^4\times {\mathrm{467}}^1\times {\mathrm{207463}}^1$

素因数の和:207942

約数の個数: 20

約数和(自身を含む): 11748271392

約数和(自身を除く): 3900568491

約数列:

[1, 3, 9, 27, 81, 467, 1401, 4203, 12609, 37827, 207463, 622389, 1867167, 5601501, 16804503, 96885221, 290655663, 871966989, 2615900967, 7847702901]

約数ペア:

[(1, 7847702901), (3, 2615900967), (9, 871966989), (27, 290655663), (81, 96885221), (467, 16804503), (1401, 5601501), (4203, 1867167), (12609, 622389), (37827, 207463)]