217102012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1262221}}^1$

素因数の和:1262268

約数の個数: 12

約数和(自身を含む): 388764376

約数和(自身を除く): 171662364

約数列:

[1, 2, 4, 43, 86, 172, 1262221, 2524442, 5048884, 54275503, 108551006, 217102012]

約数ペア:

[(1, 217102012), (2, 108551006), (4, 54275503), (43, 5048884), (86, 2524442), (172, 1262221)]