2125669

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 2757888

約数和(自身を除く): 632219

約数列:

[1, 7, 13, 47, 49, 71, 91, 329, 497, 611, 637, 923, 2303, 3337, 3479, 4277, 6461, 23359, 29939, 43381, 45227, 163513, 303667, 2125669]

約数ペア:

[(1, 2125669), (7, 303667), (13, 163513), (47, 45227), (49, 43381), (71, 29939), (91, 23359), (329, 6461), (497, 4277), (611, 3479), (637, 3337), (923, 2303)]