40670217

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15013}}^1$

素因数の和:15069

約数の個数: 24

約数和(自身を含む): 68704064

約数和(自身を除く): 28033847

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 15013, 45039, 105091, 135117, 315273, 645559, 945819, 1936677, 4518913, 5810031, 13556739, 40670217]

約数ペア:

[(1, 40670217), (3, 13556739), (7, 5810031), (9, 4518913), (21, 1936677), (43, 945819), (63, 645559), (129, 315273), (301, 135117), (387, 105091), (903, 45039), (2709, 15013)]