646212177

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{324893}}^1$

素因数の和:324929

約数の個数: 24

約数和(自身を含む): 1064352744

約数和(自身を除く): 418140567

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 324893, 974679, 2924037, 4223609, 5523181, 12670827, 16569543, 38012481, 49708629, 71801353, 215404059, 646212177]

約数ペア:

[(1, 646212177), (3, 215404059), (9, 71801353), (13, 49708629), (17, 38012481), (39, 16569543), (51, 12670827), (117, 5523181), (153, 4223609), (221, 2924037), (663, 974679), (1989, 324893)]