28724278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2857}}^1$

素因数の和:3327

約数の個数: 16

約数和(自身を含む): 47122704

約数和(自身を除く): 18398426

約数列:

[1, 2, 11, 22, 457, 914, 2857, 5027, 5714, 10054, 31427, 62854, 1305649, 2611298, 14362139, 28724278]

約数ペア:

[(1, 28724278), (2, 14362139), (11, 2611298), (22, 1305649), (457, 62854), (914, 31427), (2857, 10054), (5027, 5714)]