2728753923

素因数分解:

$3^1\times 7^1\times {\mathrm{1721}}^1\times {\mathrm{75503}}^1$

素因数の和:77234

約数の個数: 16

約数和(自身を含む): 4160572416

約数和(自身を除く): 1431818493

約数列:

[1, 3, 7, 21, 1721, 5163, 12047, 36141, 75503, 226509, 528521, 1585563, 129940663, 389821989, 909584641, 2728753923]

約数ペア:

[(1, 2728753923), (3, 909584641), (7, 389821989), (21, 129940663), (1721, 1585563), (5163, 528521), (12047, 226509), (36141, 75503)]