156789729

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{305633}}^1$

素因数の和:305661

約数の個数: 16

約数和(自身を含む): 244507200

約数和(自身を除く): 87717471

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 305633, 916899, 2750697, 5807027, 8252091, 17421081, 52263243, 156789729]

約数ペア:

[(1, 156789729), (3, 52263243), (9, 17421081), (19, 8252091), (27, 5807027), (57, 2750697), (171, 916899), (513, 305633)]