291228508

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 543026176

約数和(自身を除く): 251797668

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 193, 283, 386, 566, 772, 1132, 1333, 2666, 5332, 5983, 8299, 8773, 11966, 12169, 16598, 17546, 23932, 24338, 33196, 35092, 48676, 54619, 109238, 218476, 257269, 377239, 514538, 754478, 1029076, 1508956, 1693189, 2348617, 3386378, 4697234, 6772756, 9394468, 72807127, 145614254, 291228508]

約数ペア:

[(1, 291228508), (2, 145614254), (4, 72807127), (31, 9394468), (43, 6772756), (62, 4697234), (86, 3386378), (124, 2348617), (172, 1693189), (193, 1508956), (283, 1029076), (386, 754478), (566, 514538), (772, 377239), (1132, 257269), (1333, 218476), (2666, 109238), (5332, 54619), (5983, 48676), (8299, 35092), (8773, 33196), (11966, 24338), (12169, 23932), (16598, 17546)]