26448639

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 41680896

約数和(自身を除く): 15232257

約数列:

[1, 3, 7, 21, 47, 127, 141, 211, 329, 381, 633, 889, 987, 1477, 2667, 4431, 5969, 9917, 17907, 26797, 29751, 41783, 69419, 80391, 125349, 187579, 208257, 562737, 1259459, 3778377, 8816213, 26448639]

約数ペア:

[(1, 26448639), (3, 8816213), (7, 3778377), (21, 1259459), (47, 562737), (127, 208257), (141, 187579), (211, 125349), (329, 80391), (381, 69419), (633, 41783), (889, 29751), (987, 26797), (1477, 17907), (2667, 9917), (4431, 5969)]