2545440.00000000

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 47443968

約数和(自身を除く): 17503197

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 467, 497, 903, 1401, 1491, 3053, 3269, 9159, 9807, 20081, 21371, 33157, 60243, 64113, 99471, 140567, 232099, 421701, 696297, 1425751, 4277253, 9980257, 29940771]

約数ペア:

[(1, 29940771), (3, 9980257), (7, 4277253), (21, 1425751), (43, 696297), (71, 421701), (129, 232099), (213, 140567), (301, 99471), (467, 64113), (497, 60243), (903, 33157), (1401, 21371), (1491, 20081), (3053, 9807), (3269, 9159)]