81848445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10979}}^1$

素因数の和:11065

約数の個数: 32

約数和(自身を含む): 151787520

約数和(自身を除く): 69939075

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 10979, 32937, 54895, 76853, 164685, 230559, 384265, 779509, 1152795, 2338527, 3897545, 5456563, 11692635, 16369689, 27282815, 81848445]

約数ペア:

[(1, 81848445), (3, 27282815), (5, 16369689), (7, 11692635), (15, 5456563), (21, 3897545), (35, 2338527), (71, 1152795), (105, 779509), (213, 384265), (355, 230559), (497, 164685), (1065, 76853), (1491, 54895), (2485, 32937), (7455, 10979)]