43139019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 74145024

約数和(自身を除く): 31006005

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 101, 129, 231, 301, 303, 473, 707, 903, 1111, 1419, 1849, 2121, 3311, 3333, 4343, 5547, 7777, 9933, 12943, 13029, 20339, 23331, 30401, 38829, 47773, 61017, 91203, 142373, 143319, 186749, 334411, 427119, 560247, 1003233, 1307243, 2054239, 3921729, 6162717, 14379673, 43139019]

約数ペア:

[(1, 43139019), (3, 14379673), (7, 6162717), (11, 3921729), (21, 2054239), (33, 1307243), (43, 1003233), (77, 560247), (101, 427119), (129, 334411), (231, 186749), (301, 143319), (303, 142373), (473, 91203), (707, 61017), (903, 47773), (1111, 38829), (1419, 30401), (1849, 23331), (2121, 20339), (3311, 13029), (3333, 12943), (4343, 9933), (5547, 7777)]