39991419

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7949}}^1$

素因数の和:8011

約数の個数: 24

約数和(自身を含む): 63663600

約数和(自身を除く): 23672181

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 7949, 23847, 71541, 103337, 310011, 341807, 930033, 1025421, 3076263, 4443491, 13330473, 39991419]

約数ペア:

[(1, 39991419), (3, 13330473), (9, 4443491), (13, 3076263), (39, 1025421), (43, 930033), (117, 341807), (129, 310011), (387, 103337), (559, 71541), (1677, 23847), (5031, 7949)]