47879991

素因数分解:

$3^7\times {\mathrm{21893}}^1$

素因数の和:21914

約数の個数: 16

約数和(自身を含む): 71812320

約数和(自身を除く): 23932329

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 21893, 65679, 197037, 591111, 1773333, 5319999, 15959997, 47879991]

約数ペア:

[(1, 47879991), (3, 15959997), (9, 5319999), (27, 1773333), (81, 591111), (243, 197037), (729, 65679), (2187, 21893)]