198809721

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{74377}}^1$

素因数の和:74403

約数の個数: 24

約数和(自身を含む): 324883104

約数和(自身を除く): 126073383

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 74377, 223131, 669393, 818147, 2008179, 2454441, 6024537, 7363323, 18073611, 22089969, 66269907, 198809721]

約数ペア:

[(1, 198809721), (3, 66269907), (9, 22089969), (11, 18073611), (27, 7363323), (33, 6024537), (81, 2454441), (99, 2008179), (243, 818147), (297, 669393), (891, 223131), (2673, 74377)]