9172197

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{6661}}^1$

素因数の和:6690

約数の個数: 20

約数和(自身を含む): 14509836

約数和(自身を除く): 5337639

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 6661, 19983, 59949, 113237, 179847, 339711, 539541, 1019133, 3057399, 9172197]

約数ペア:

[(1, 9172197), (3, 3057399), (9, 1019133), (17, 539541), (27, 339711), (51, 179847), (81, 113237), (153, 59949), (459, 19983), (1377, 6661)]