28257230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{166219}}^1$

素因数の和:166243

約数の個数: 16

約数和(自身を含む): 53855280

約数和(自身を除く): 25598050

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 166219, 332438, 831095, 1662190, 2825723, 5651446, 14128615, 28257230]

約数ペア:

[(1, 28257230), (2, 14128615), (5, 5651446), (10, 2825723), (17, 1662190), (34, 831095), (85, 332438), (170, 166219)]