68818589

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 84925440

約数和(自身を除く): 16106851

約数列:

[1, 7, 19, 49, 133, 193, 383, 931, 1351, 2681, 3667, 7277, 9457, 18767, 25669, 50939, 73919, 179683, 356573, 517433, 1404461, 3622031, 9831227, 68818589]

約数ペア:

[(1, 68818589), (7, 9831227), (19, 3622031), (49, 1404461), (133, 517433), (193, 356573), (383, 179683), (931, 73919), (1351, 50939), (2681, 25669), (3667, 18767), (7277, 9457)]