81441765

素因数分解:

$3^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1693}}^1$

素因数の和:2773

約数の個数: 24

約数和(自身を含む): 141381240

約数和(自身を除く): 59939475

約数列:

[1, 3, 5, 9, 15, 45, 1069, 1693, 3207, 5079, 5345, 8465, 9621, 15237, 16035, 25395, 48105, 76185, 1809817, 5429451, 9049085, 16288353, 27147255, 81441765]

約数ペア:

[(1, 81441765), (3, 27147255), (5, 16288353), (9, 9049085), (15, 5429451), (45, 1809817), (1069, 76185), (1693, 48105), (3207, 25395), (5079, 16035), (5345, 15237), (8465, 9621)]