20171105385

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28611497}}^1$

素因数の和:28611552

約数の個数: 16

約数和(自身を含む): 32960445696

約数和(自身を除く): 12789340311

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28611497, 85834491, 143057485, 429172455, 1344740359, 4034221077, 6723701795, 20171105385]

約数ペア:

[(1, 20171105385), (3, 6723701795), (5, 4034221077), (15, 1344740359), (47, 429172455), (141, 143057485), (235, 85834491), (705, 28611497)]