208099889

素因数分解:

${\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 216542160

約数和(自身を除く): 8442271

約数列:

[1, 53, 89, 157, 281, 4717, 8321, 13973, 14893, 25009, 44117, 740569, 1325477, 2338201, 3926413, 208099889]

約数ペア:

[(1, 208099889), (53, 3926413), (89, 2338201), (157, 1325477), (281, 740569), (4717, 44117), (8321, 25009), (13973, 14893)]