13408720784823

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{353353909}}^1$

素因数の和:353354071

約数の個数: 32

約数和(自身を含む): 22162357235200

約数和(自身を除く): 8753636450377

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2919, 5421, 12649, 37947, 353353909, 1060061727, 2473477363, 4593600817, 7420432089, 13780802451, 32155205719, 49116193351, 96465617157, 147348580053, 343813353457, 638510513563, 1031440060371, 1915531540689, 4469573594941, 13408720784823]

約数ペア:

[(1, 13408720784823), (3, 4469573594941), (7, 1915531540689), (13, 1031440060371), (21, 638510513563), (39, 343813353457), (91, 147348580053), (139, 96465617157), (273, 49116193351), (417, 32155205719), (973, 13780802451), (1807, 7420432089), (2919, 4593600817), (5421, 2473477363), (12649, 1060061727), (37947, 353353909)]