28278807

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3769}}^1$

素因数の和:3874

約数の個数: 16

約数和(自身を含む): 39268320

約数和(自身を除く): 10989513

約数列:

[1, 3, 41, 61, 123, 183, 2501, 3769, 7503, 11307, 154529, 229909, 463587, 689727, 9426269, 28278807]

約数ペア:

[(1, 28278807), (3, 9426269), (41, 689727), (61, 463587), (123, 229909), (183, 154529), (2501, 11307), (3769, 7503)]