28475398

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{4973}}^1$

素因数の和:5391

約数の個数: 16

約数和(自身を含む): 48944160

約数和(自身を除く): 20468762

約数列:

[1, 2, 7, 14, 409, 818, 2863, 4973, 5726, 9946, 34811, 69622, 2033957, 4067914, 14237699, 28475398]

約数ペア:

[(1, 28475398), (2, 14237699), (7, 4067914), (14, 2033957), (409, 69622), (818, 34811), (2863, 9946), (4973, 5726)]