255886839

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1013}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 425198592

約数和(自身を除く): 169311753

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 127, 153, 221, 381, 663, 1013, 1143, 1651, 1989, 2159, 3039, 4953, 6477, 9117, 13169, 14859, 17221, 19431, 28067, 39507, 51663, 84201, 118521, 128651, 154989, 223873, 252603, 385953, 671619, 1157859, 1672463, 2014857, 2187067, 5017389, 6561201, 15052167, 19683603, 28431871, 85295613, 255886839]

約数ペア:

[(1, 255886839), (3, 85295613), (9, 28431871), (13, 19683603), (17, 15052167), (39, 6561201), (51, 5017389), (117, 2187067), (127, 2014857), (153, 1672463), (221, 1157859), (381, 671619), (663, 385953), (1013, 252603), (1143, 223873), (1651, 154989), (1989, 128651), (2159, 118521), (3039, 84201), (4953, 51663), (6477, 39507), (9117, 28067), (13169, 19431), (14859, 17221)]