81038517

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{12329}}^1$

素因数の和:12652

約数の個数: 16

約数和(自身を含む): 123891840

約数和(自身を除く): 42853323

約数列:

[1, 3, 7, 21, 313, 939, 2191, 6573, 12329, 36987, 86303, 258909, 3858977, 11576931, 27012839, 81038517]

約数ペア:

[(1, 81038517), (3, 27012839), (7, 11576931), (21, 3858977), (313, 258909), (939, 86303), (2191, 36987), (6573, 12329)]