81668433

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8685

約数の個数: 32

約数和(自身を含む): 139087872

約数和(自身を除く): 57419439

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 8623, 9471, 25869, 60361, 94853, 181083, 284559, 353543, 663971, 1060629, 1991913, 2474801, 3888973, 7424403, 11666919, 27222811, 81668433]

約数ペア:

[(1, 81668433), (3, 27222811), (7, 11666919), (11, 7424403), (21, 3888973), (33, 2474801), (41, 1991913), (77, 1060629), (123, 663971), (231, 353543), (287, 284559), (451, 181083), (861, 94853), (1353, 60361), (3157, 25869), (8623, 9471)]