1988045297

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2129}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 2622456000

約数和(自身を除く): 634410703

約数列:

[1, 7, 17, 19, 49, 59, 119, 133, 323, 413, 833, 931, 1003, 1121, 2129, 2261, 2891, 7021, 7847, 14903, 15827, 19057, 36193, 40451, 49147, 54929, 104321, 125611, 133399, 253351, 283157, 687667, 879277, 933793, 1773457, 1982099, 2135387, 2386609, 4813669, 6154939, 14947709, 16706263, 33695683, 40572353, 104633963, 116943841, 284006471, 1988045297]

約数ペア:

[(1, 1988045297), (7, 284006471), (17, 116943841), (19, 104633963), (49, 40572353), (59, 33695683), (119, 16706263), (133, 14947709), (323, 6154939), (413, 4813669), (833, 2386609), (931, 2135387), (1003, 1982099), (1121, 1773457), (2129, 933793), (2261, 879277), (2891, 687667), (7021, 283157), (7847, 253351), (14903, 133399), (15827, 125611), (19057, 104321), (36193, 54929), (40451, 49147)]