29987205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 50035968

約数和(自身を除く): 20048763

約数列:

[1, 3, 5, 15, 37, 71, 111, 185, 213, 355, 555, 761, 1065, 2283, 2627, 3805, 7881, 11415, 13135, 28157, 39405, 54031, 84471, 140785, 162093, 270155, 422355, 810465, 1999147, 5997441, 9995735, 29987205]

約数ペア:

[(1, 29987205), (3, 9995735), (5, 5997441), (15, 1999147), (37, 810465), (71, 422355), (111, 270155), (185, 162093), (213, 140785), (355, 84471), (555, 54031), (761, 39405), (1065, 28157), (2283, 13135), (2627, 11415), (3805, 7881)]