26863347

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 15714573

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 419, 497, 903, 1257, 1491, 2933, 3053, 8799, 9159, 18017, 21371, 29749, 54051, 64113, 89247, 126119, 208243, 378357, 624729, 1279207, 3837621, 8954449, 26863347]

約数ペア:

[(1, 26863347), (3, 8954449), (7, 3837621), (21, 1279207), (43, 624729), (71, 378357), (129, 208243), (213, 126119), (301, 89247), (419, 64113), (497, 54051), (903, 29749), (1257, 21371), (1491, 18017), (2933, 9159), (3053, 8799)]