890832573

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{478171}}^1$

素因数の和:478206

約数の個数: 20

約数和(自身を含む): 1388611488

約数和(自身を除く): 497778915

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 478171, 1434513, 4303539, 10997933, 12910617, 32993799, 38731851, 98981397, 296944191, 890832573]

約数ペア:

[(1, 890832573), (3, 296944191), (9, 98981397), (23, 38731851), (27, 32993799), (69, 12910617), (81, 10997933), (207, 4303539), (621, 1434513), (1863, 478171)]