281640153

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{17191}}^1$

素因数の和:17364

約数の個数: 16

約数和(自身を含む): 387301376

約数和(自身を除く): 105661223

約数列:

[1, 3, 43, 127, 129, 381, 5461, 16383, 17191, 51573, 739213, 2183257, 2217639, 6549771, 93880051, 281640153]

約数ペア:

[(1, 281640153), (3, 93880051), (43, 6549771), (127, 2217639), (129, 2183257), (381, 739213), (5461, 51573), (16383, 17191)]