38721199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 43870464

約数和(自身を除く): 5149265

約数列:

[1, 11, 43, 71, 473, 781, 1153, 3053, 12683, 33583, 49579, 81863, 545369, 900493, 3520109, 38721199]

約数ペア:

[(1, 38721199), (11, 3520109), (43, 900493), (71, 545369), (473, 81863), (781, 49579), (1153, 33583), (3053, 12683)]