51590259

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19973}}^1$

素因数の和:20027

約数の個数: 24

約数和(自身を含む): 87246432

約数和(自身を除く): 35656173

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 19973, 59919, 139811, 179757, 419433, 818893, 1258299, 2456679, 5732251, 7370037, 17196753, 51590259]

約数ペア:

[(1, 51590259), (3, 17196753), (7, 7370037), (9, 5732251), (21, 2456679), (41, 1258299), (63, 818893), (123, 419433), (287, 179757), (369, 139811), (861, 59919), (2583, 19973)]