270678429

素因数分解:

$3^7\times 7^1\times {\mathrm{17681}}^1$

素因数の和:17709

約数の個数: 32

約数和(自身を含む): 463975680

約数和(自身を除く): 193297251

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 15309, 17681, 53043, 123767, 159129, 371301, 477387, 1113903, 1432161, 3341709, 4296483, 10025127, 12889449, 30075381, 38668347, 90226143, 270678429]

約数ペア:

[(1, 270678429), (3, 90226143), (7, 38668347), (9, 30075381), (21, 12889449), (27, 10025127), (63, 4296483), (81, 3341709), (189, 1432161), (243, 1113903), (567, 477387), (729, 371301), (1701, 159129), (2187, 123767), (5103, 53043), (15309, 17681)]