28263393

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 43243200

約数和(自身を除く): 14979807

約数列:

[1, 3, 9, 19, 57, 171, 197, 591, 839, 1773, 2517, 3743, 7551, 11229, 15941, 33687, 47823, 143469, 165283, 495849, 1487547, 3140377, 9421131, 28263393]

約数ペア:

[(1, 28263393), (3, 9421131), (9, 3140377), (19, 1487547), (57, 495849), (171, 165283), (197, 143469), (591, 47823), (839, 33687), (1773, 15941), (2517, 11229), (3743, 7551)]