81255363

素因数分解:

$3^1\times 7^1\times {\mathrm{1907}}^1\times {\mathrm{2029}}^1$

素因数の和:3946

約数の個数: 16

約数和(自身を含む): 123943680

約数和(自身を除く): 42688317

約数列:

[1, 3, 7, 21, 1907, 2029, 5721, 6087, 13349, 14203, 40047, 42609, 3869303, 11607909, 27085121, 81255363]

約数ペア:

[(1, 81255363), (3, 27085121), (7, 11607909), (21, 3869303), (1907, 42609), (2029, 40047), (5721, 14203), (6087, 13349)]