8667729

素因数分解:

$3^4\times 7^1\times {\mathrm{15287}}^1$

素因数の和:15306

約数の個数: 20

約数和(自身を含む): 14798784

約数和(自身を除く): 6131055

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 15287, 45861, 107009, 137583, 321027, 412749, 963081, 1238247, 2889243, 8667729]

約数ペア:

[(1, 8667729), (3, 2889243), (7, 1238247), (9, 963081), (21, 412749), (27, 321027), (63, 137583), (81, 107009), (189, 45861), (567, 15287)]