1287822018

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{2027}}^1\times {\mathrm{2161}}^1$

素因数の和:4207

約数の個数: 48

約数和(自身を含む): 2999022624

約数和(自身を除く): 1711200606

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 2027, 2161, 4054, 4322, 6081, 6483, 12162, 12966, 14189, 15127, 28378, 30254, 42567, 45381, 85134, 90762, 99323, 105889, 198646, 211778, 297969, 317667, 595938, 635334, 4380347, 8760694, 13141041, 26282082, 30662429, 61324858, 91987287, 183974574, 214637003, 429274006, 643911009, 1287822018]

約数ペア:

[(1, 1287822018), (2, 643911009), (3, 429274006), (6, 214637003), (7, 183974574), (14, 91987287), (21, 61324858), (42, 30662429), (49, 26282082), (98, 13141041), (147, 8760694), (294, 4380347), (2027, 635334), (2161, 595938), (4054, 317667), (4322, 297969), (6081, 211778), (6483, 198646), (12162, 105889), (12966, 99323), (14189, 90762), (15127, 85134), (28378, 45381), (30254, 42567)]