68418357

素因数分解:

$3^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{1487}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 106528896

約数和(自身を除く): 38110539

約数列:

[1, 3, 7, 21, 49, 147, 313, 939, 1487, 2191, 4461, 6573, 10409, 15337, 31227, 46011, 72863, 218589, 465431, 1396293, 3258017, 9774051, 22806119, 68418357]

約数ペア:

[(1, 68418357), (3, 22806119), (7, 9774051), (21, 3258017), (49, 1396293), (147, 465431), (313, 218589), (939, 72863), (1487, 46011), (2191, 31227), (4461, 15337), (6573, 10409)]