28885305

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66403}}^1$

素因数の和:66440

約数の個数: 16

約数和(自身を含む): 47810880

約数和(自身を除く): 18925575

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 66403, 199209, 332015, 996045, 1925687, 5777061, 9628435, 28885305]

約数ペア:

[(1, 28885305), (3, 9628435), (5, 5777061), (15, 1925687), (29, 996045), (87, 332015), (145, 199209), (435, 66403)]