18443457

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 28042560

約数和(自身を除く): 9599103

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1069, 1917, 3207, 5751, 9621, 17253, 28863, 75899, 86589, 227697, 259767, 683091, 2049273, 6147819, 18443457]

約数ペア:

[(1, 18443457), (3, 6147819), (9, 2049273), (27, 683091), (71, 259767), (81, 227697), (213, 86589), (243, 75899), (639, 28863), (1069, 17253), (1917, 9621), (3207, 5751)]