987085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 1311552

約数和(自身を除く): 324467

約数列:

[1, 5, 11, 55, 131, 137, 655, 685, 1441, 1507, 7205, 7535, 17947, 89735, 197417, 987085]

約数ペア:

[(1, 987085), (5, 197417), (11, 89735), (55, 17947), (131, 7535), (137, 7205), (655, 1507), (685, 1441)]