138609081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{27551}}^1$

素因数の和:27613

約数の個数: 24

約数和(自身を含む): 220636416

約数和(自身を除く): 82027335

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 27551, 82653, 247959, 358163, 1074489, 1184693, 3223467, 3554079, 10662237, 15401009, 46203027, 138609081]

約数ペア:

[(1, 138609081), (3, 46203027), (9, 15401009), (13, 10662237), (39, 3554079), (43, 3223467), (117, 1184693), (129, 1074489), (387, 358163), (559, 247959), (1677, 82653), (5031, 27551)]