28920794

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^2\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 24

約数和(自身を含む): 50365728

約数和(自身を除く): 21444934

約数列:

[1, 2, 7, 14, 79, 158, 331, 553, 662, 1106, 2317, 4634, 6241, 12482, 26149, 43687, 52298, 87374, 183043, 366086, 2065771, 4131542, 14460397, 28920794]

約数ペア:

[(1, 28920794), (2, 14460397), (7, 4131542), (14, 2065771), (79, 366086), (158, 183043), (331, 87374), (553, 52298), (662, 43687), (1106, 26149), (2317, 12482), (4634, 6241)]