12881138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{863}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 7647502

約数列:

[1, 2, 17, 34, 439, 863, 878, 1726, 7463, 14671, 14926, 29342, 378857, 757714, 6440569, 12881138]

約数ペア:

[(1, 12881138), (2, 6440569), (17, 757714), (34, 378857), (439, 29342), (863, 14926), (878, 14671), (1726, 7463)]