206731413

素因数分解:

$3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{4159}}^1$

素因数の和:4438

約数の個数: 32

約数和(自身を含む): 351436800

約数和(自身を除く): 144705387

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 263, 789, 1841, 2367, 4159, 5523, 7101, 12477, 16569, 29113, 37431, 49707, 87339, 112293, 262017, 786051, 1093817, 3281451, 7656719, 9844353, 22970157, 29533059, 68910471, 206731413]

約数ペア:

[(1, 206731413), (3, 68910471), (7, 29533059), (9, 22970157), (21, 9844353), (27, 7656719), (63, 3281451), (189, 1093817), (263, 786051), (789, 262017), (1841, 112293), (2367, 87339), (4159, 49707), (5523, 37431), (7101, 29113), (12477, 16569)]