2005200639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{398569}}^1$

素因数の和:398631

約数の個数: 24

約数和(自身を含む): 3191748560

約数和(自身を除く): 1186547921

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 398569, 1195707, 3587121, 5181397, 15544191, 17138467, 46632573, 51415401, 154246203, 222800071, 668400213, 2005200639]

約数ペア:

[(1, 2005200639), (3, 668400213), (9, 222800071), (13, 154246203), (39, 51415401), (43, 46632573), (117, 17138467), (129, 15544191), (387, 5181397), (559, 3587121), (1677, 1195707), (5031, 398569)]