208778072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{606913}}^1$

素因数の和:606962

約数の個数: 16

約数和(自身を含む): 400563240

約数和(自身を除く): 191785168

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 606913, 1213826, 2427652, 4855304, 26097259, 52194518, 104389036, 208778072]

約数ペア:

[(1, 208778072), (2, 104389036), (4, 52194518), (8, 26097259), (43, 4855304), (86, 2427652), (172, 1213826), (344, 606913)]