70270255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1987}}^1$

素因数の和:2646

約数の個数: 16

約数和(自身を含む): 92179584

約数和(自身を除く): 21909329

約数列:

[1, 5, 11, 55, 643, 1987, 3215, 7073, 9935, 21857, 35365, 109285, 1277641, 6388205, 14054051, 70270255]

約数ペア:

[(1, 70270255), (5, 14054051), (11, 6388205), (55, 1277641), (643, 109285), (1987, 35365), (3215, 21857), (7073, 9935)]