15831207

素因数分解:

$3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 27885312

約数和(自身を除く): 12054105

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 227, 243, 287, 369, 567, 681, 861, 1107, 1589, 1701, 2043, 2583, 3321, 4767, 6129, 7749, 9307, 9963, 14301, 18387, 23247, 27921, 42903, 55161, 65149, 69741, 83763, 128709, 195447, 251289, 386127, 586341, 753867, 1759023, 2261601, 5277069, 15831207]

約数ペア:

[(1, 15831207), (3, 5277069), (7, 2261601), (9, 1759023), (21, 753867), (27, 586341), (41, 386127), (63, 251289), (81, 195447), (123, 128709), (189, 83763), (227, 69741), (243, 65149), (287, 55161), (369, 42903), (567, 27921), (681, 23247), (861, 18387), (1107, 14301), (1589, 9963), (1701, 9307), (2043, 7749), (2583, 6129), (3321, 4767)]