205207629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{21517}}^1$

素因数の和:21565

約数の個数: 24

約数和(自身を含む): 317089248

約数和(自身を除く): 111881619

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 3179, 9537, 21517, 64551, 236687, 365789, 710061, 1097367, 4023679, 6218413, 12071037, 18655239, 68402543, 205207629]

約数ペア:

[(1, 205207629), (3, 68402543), (11, 18655239), (17, 12071037), (33, 6218413), (51, 4023679), (187, 1097367), (289, 710061), (561, 365789), (867, 236687), (3179, 64551), (9537, 21517)]