2513259

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 4357080

約数和(自身を除く): 1843821

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 139, 147, 287, 369, 417, 441, 861, 973, 1251, 2009, 2583, 2919, 5699, 6027, 6811, 8757, 17097, 18081, 20433, 39893, 51291, 61299, 119679, 279251, 359037, 837753, 2513259]

約数ペア:

[(1, 2513259), (3, 837753), (7, 359037), (9, 279251), (21, 119679), (41, 61299), (49, 51291), (63, 39893), (123, 20433), (139, 18081), (147, 17097), (287, 8757), (369, 6811), (417, 6027), (441, 5699), (861, 2919), (973, 2583), (1251, 2009)]