47005839

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{20011}}^1$

素因数の和:20052

約数の個数: 20

約数和(自身を含む): 72643560

約数和(自身を除く): 25637721

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 20011, 60033, 180099, 540297, 580319, 1620891, 1740957, 5222871, 15668613, 47005839]

約数ペア:

[(1, 47005839), (3, 15668613), (9, 5222871), (27, 1740957), (29, 1620891), (81, 580319), (87, 540297), (261, 180099), (783, 60033), (2349, 20011)]