205807689

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 313674240

約数和(自身を除く): 107866551

約数列:

[1, 3, 9, 27, 47, 141, 157, 423, 471, 1033, 1269, 1413, 3099, 4239, 7379, 9297, 22137, 27891, 48551, 66411, 145653, 162181, 199233, 436959, 486543, 1310877, 1459629, 4378887, 7622507, 22867521, 68602563, 205807689]

約数ペア:

[(1, 205807689), (3, 68602563), (9, 22867521), (27, 7622507), (47, 4378887), (141, 1459629), (157, 1310877), (423, 486543), (471, 436959), (1033, 199233), (1269, 162181), (1413, 145653), (3099, 66411), (4239, 48551), (7379, 27891), (9297, 22137)]