1396488142

素因数分解:

$2^1\times 7^3\times {\mathrm{89}}^2\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 2480205600

約数和(自身を除く): 1083717458

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 257, 343, 514, 623, 686, 1246, 1799, 3598, 4361, 7921, 8722, 12593, 15842, 22873, 25186, 30527, 45746, 55447, 61054, 88151, 110894, 160111, 176302, 320222, 388129, 776258, 1120777, 2035697, 2241554, 2716903, 4071394, 5433806, 7845439, 14249879, 15690878, 28499758, 99749153, 199498306, 698244071, 1396488142]

約数ペア:

[(1, 1396488142), (2, 698244071), (7, 199498306), (14, 99749153), (49, 28499758), (89, 15690878), (98, 14249879), (178, 7845439), (257, 5433806), (343, 4071394), (514, 2716903), (623, 2241554), (686, 2035697), (1246, 1120777), (1799, 776258), (3598, 388129), (4361, 320222), (7921, 176302), (8722, 160111), (12593, 110894), (15842, 88151), (22873, 61054), (25186, 55447), (30527, 45746)]