25350003

素因数分解:

$3^5\times 7^2\times {\mathrm{2129}}^1$

素因数の和:2158

約数の個数: 36

約数和(自身を含む): 44193240

約数和(自身を除く): 18843237

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 2129, 3969, 6387, 11907, 14903, 19161, 44709, 57483, 104321, 134127, 172449, 312963, 402381, 517347, 938889, 1207143, 2816667, 3621429, 8450001, 25350003]

約数ペア:

[(1, 25350003), (3, 8450001), (7, 3621429), (9, 2816667), (21, 1207143), (27, 938889), (49, 517347), (63, 402381), (81, 312963), (147, 172449), (189, 134127), (243, 104321), (441, 57483), (567, 44709), (1323, 19161), (1701, 14903), (2129, 11907), (3969, 6387)]