209355447

素因数分解:

$3^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{12323}}^1$

素因数の和:13142

約数の個数: 16

約数和(自身を含む): 319438080

約数和(自身を除く): 110082633

約数列:

[1, 3, 7, 21, 809, 2427, 5663, 12323, 16989, 36969, 86261, 258783, 9969307, 29907921, 69785149, 209355447]

約数ペア:

[(1, 209355447), (3, 69785149), (7, 29907921), (21, 9969307), (809, 258783), (2427, 86261), (5663, 36969), (12323, 16989)]