81831666

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{6473}}^1$

素因数の和:6535

約数の個数: 48

約数和(自身を含む): 194841504

約数和(自身を除く): 113009838

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 258, 294, 301, 602, 903, 1806, 2107, 4214, 6321, 6473, 12642, 12946, 19419, 38838, 45311, 90622, 135933, 271866, 278339, 317177, 556678, 634354, 835017, 951531, 1670034, 1903062, 1948373, 3896746, 5845119, 11690238, 13638611, 27277222, 40915833, 81831666]

約数ペア:

[(1, 81831666), (2, 40915833), (3, 27277222), (6, 13638611), (7, 11690238), (14, 5845119), (21, 3896746), (42, 1948373), (43, 1903062), (49, 1670034), (86, 951531), (98, 835017), (129, 634354), (147, 556678), (258, 317177), (294, 278339), (301, 271866), (602, 135933), (903, 90622), (1806, 45311), (2107, 38838), (4214, 19419), (6321, 12946), (6473, 12642)]