28667954

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 50429952

約数和(自身を除く): 21761998

約数列:

[1, 2, 7, 14, 71, 142, 151, 191, 302, 382, 497, 994, 1057, 1337, 2114, 2674, 10721, 13561, 21442, 27122, 28841, 57682, 75047, 94927, 150094, 189854, 201887, 403774, 2047711, 4095422, 14333977, 28667954]

約数ペア:

[(1, 28667954), (2, 14333977), (7, 4095422), (14, 2047711), (71, 403774), (142, 201887), (151, 189854), (191, 150094), (302, 94927), (382, 75047), (497, 57682), (994, 28841), (1057, 27122), (1337, 21442), (2114, 13561), (2674, 10721)]