81461685

素因数分解:

$3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{6551}}^1$

素因数の和:7388

約数の個数: 16

約数和(自身を含む): 130515840

約数和(自身を除く): 49054155

約数列:

[1, 3, 5, 15, 829, 2487, 4145, 6551, 12435, 19653, 32755, 98265, 5430779, 16292337, 27153895, 81461685]

約数ペア:

[(1, 81461685), (3, 27153895), (5, 16292337), (15, 5430779), (829, 98265), (2487, 32755), (4145, 19653), (6551, 12435)]