78512511

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19993}}^1$

素因数の和:20031

約数の個数: 32

約数和(自身を含む): 138198528

約数和(自身を除く): 59686017

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 19993, 59979, 139951, 219923, 339881, 419853, 659769, 1019643, 1539461, 2379167, 3738691, 4618383, 7137501, 11216073, 26170837, 78512511]

約数ペア:

[(1, 78512511), (3, 26170837), (7, 11216073), (11, 7137501), (17, 4618383), (21, 3738691), (33, 2379167), (51, 1539461), (77, 1019643), (119, 659769), (187, 419853), (231, 339881), (357, 219923), (561, 139951), (1309, 59979), (3927, 19993)]