25787349

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2966

約数の個数: 32

約数和(自身を含む): 44605440

約数和(自身を除く): 18818091

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2903, 2961, 8709, 8883, 20321, 26127, 60963, 78381, 136441, 182889, 409323, 548667, 955087, 1227969, 2865261, 3683907, 8595783, 25787349]

約数ペア:

[(1, 25787349), (3, 8595783), (7, 3683907), (9, 2865261), (21, 1227969), (27, 955087), (47, 548667), (63, 409323), (141, 182889), (189, 136441), (329, 78381), (423, 60963), (987, 26127), (1269, 20321), (2903, 8883), (2961, 8709)]