8871597

素因数分解:

$3^2\times 7^2\times {\mathrm{20117}}^1$

素因数の和:20137

約数の個数: 18

約数和(自身を含む): 14907438

約数和(自身を除く): 6035841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 20117, 60351, 140819, 181053, 422457, 985733, 1267371, 2957199, 8871597]

約数ペア:

[(1, 8871597), (3, 2957199), (7, 1267371), (9, 985733), (21, 422457), (49, 181053), (63, 140819), (147, 60351), (441, 20117)]