23991539

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 6490381

約数列:

[1, 11, 13, 17, 71, 139, 143, 187, 221, 781, 923, 1207, 1529, 1807, 2363, 2431, 9869, 10153, 13277, 15691, 19877, 25993, 30719, 108559, 128297, 167773, 172601, 337909, 1411267, 1845503, 2181049, 23991539]

約数ペア:

[(1, 23991539), (11, 2181049), (13, 1845503), (17, 1411267), (71, 337909), (139, 172601), (143, 167773), (187, 128297), (221, 108559), (781, 30719), (923, 25993), (1207, 19877), (1529, 15691), (1807, 13277), (2363, 10153), (2431, 9869)]