27988445

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 6606115

約数列:

[1, 5, 41, 205, 311, 439, 1555, 2195, 12751, 17999, 63755, 89995, 136529, 682645, 5597689, 27988445]

約数ペア:

[(1, 27988445), (5, 5597689), (41, 682645), (205, 136529), (311, 89995), (439, 63755), (1555, 17999), (2195, 12751)]