11987451

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1063}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 7930629

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1063, 1253, 1611, 3189, 3759, 7441, 9567, 11277, 22323, 66969, 190277, 570831, 1331939, 1712493, 3995817, 11987451]

約数ペア:

[(1, 11987451), (3, 3995817), (7, 1712493), (9, 1331939), (21, 570831), (63, 190277), (179, 66969), (537, 22323), (1063, 11277), (1253, 9567), (1611, 7441), (3189, 3759)]