28877806

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1203

約数の個数: 16

約数和(自身を含む): 44074800

約数和(自身を除く): 15196994

約数列:

[1, 2, 109, 139, 218, 278, 953, 1906, 15151, 30302, 103877, 132467, 207754, 264934, 14438903, 28877806]

約数ペア:

[(1, 28877806), (2, 14438903), (109, 264934), (139, 207754), (218, 132467), (278, 103877), (953, 30302), (1906, 15151)]