7208271

素因数分解:

$3^4\times 7^1\times {\mathrm{12713}}^1$

素因数の和:12732

約数の個数: 20

約数和(自身を含む): 12307152

約数和(自身を除く): 5098881

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 12713, 38139, 88991, 114417, 266973, 343251, 800919, 1029753, 2402757, 7208271]

約数ペア:

[(1, 7208271), (3, 2402757), (7, 1029753), (9, 800919), (21, 343251), (27, 266973), (63, 114417), (81, 88991), (189, 38139), (567, 12713)]