28989935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{683}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 37576224

約数和(自身を除く): 8586289

約数列:

[1, 5, 13, 65, 653, 683, 3265, 3415, 8489, 8879, 42445, 44395, 445999, 2229995, 5797987, 28989935]

約数ペア:

[(1, 28989935), (5, 5797987), (13, 2229995), (65, 445999), (653, 44395), (683, 42445), (3265, 8879), (3415, 8489)]