15939111

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 21912704

約数和(自身を除く): 5973593

約数列:

[1, 3, 43, 129, 157, 471, 787, 2361, 6751, 20253, 33841, 101523, 123559, 370677, 5313037, 15939111]

約数ペア:

[(1, 15939111), (3, 5313037), (43, 370677), (129, 123559), (157, 101523), (471, 33841), (787, 20253), (2361, 6751)]