31987863

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{209071}}^1$

素因数の和:209094

約数の個数: 12

約数和(自身を含む): 48922848

約数和(自身を除く): 16934985

約数列:

[1, 3, 9, 17, 51, 153, 209071, 627213, 1881639, 3554207, 10662621, 31987863]

約数ペア:

[(1, 31987863), (3, 10662621), (9, 3554207), (17, 1881639), (51, 627213), (153, 209071)]