12931996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 28530432

約数和(自身を除く): 15598436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 347, 484, 694, 847, 1331, 1388, 1694, 2429, 2662, 3388, 3817, 4858, 5324, 7634, 9317, 9716, 15268, 18634, 26719, 37268, 41987, 53438, 83974, 106876, 167948, 293909, 461857, 587818, 923714, 1175636, 1847428, 3232999, 6465998, 12931996]

約数ペア:

[(1, 12931996), (2, 6465998), (4, 3232999), (7, 1847428), (11, 1175636), (14, 923714), (22, 587818), (28, 461857), (44, 293909), (77, 167948), (121, 106876), (154, 83974), (242, 53438), (308, 41987), (347, 37268), (484, 26719), (694, 18634), (847, 15268), (1331, 9716), (1388, 9317), (1694, 7634), (2429, 5324), (2662, 4858), (3388, 3817)]