12918878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 24520704

約数和(自身を除く): 11601826

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 103, 119, 206, 217, 238, 289, 434, 527, 578, 721, 1054, 1442, 1751, 2023, 3193, 3502, 3689, 4046, 6386, 7378, 8959, 12257, 17918, 22351, 24514, 29767, 44702, 54281, 59534, 62713, 108562, 125426, 208369, 379967, 416738, 759934, 922777, 1845554, 6459439, 12918878]

約数ペア:

[(1, 12918878), (2, 6459439), (7, 1845554), (14, 922777), (17, 759934), (31, 416738), (34, 379967), (62, 208369), (103, 125426), (119, 108562), (206, 62713), (217, 59534), (238, 54281), (289, 44702), (434, 29767), (527, 24514), (578, 22351), (721, 17918), (1054, 12257), (1442, 8959), (1751, 7378), (2023, 6386), (3193, 4046), (3502, 3689)]