2109097197

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1531661}}^1$

素因数の和:1531690

約数の個数: 20

約数和(自身を含む): 3335959836

約数和(自身を除く): 1226862639

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1531661, 4594983, 13784949, 26038237, 41354847, 78114711, 124064541, 234344133, 703032399, 2109097197]

約数ペア:

[(1, 2109097197), (3, 703032399), (9, 234344133), (17, 124064541), (27, 78114711), (51, 41354847), (81, 26038237), (153, 13784949), (459, 4594983), (1377, 1531661)]