208031817

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8837}}^1$

素因数の和:8925

約数の個数: 32

約数和(自身を含む): 339379200

約数和(自身を除く): 131347383

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 3363, 7847, 8837, 23541, 26511, 61859, 167903, 185577, 503709, 521383, 1175321, 1564149, 3525963, 3649681, 9906277, 10949043, 29718831, 69343939, 208031817]

約数ペア:

[(1, 208031817), (3, 69343939), (7, 29718831), (19, 10949043), (21, 9906277), (57, 3649681), (59, 3525963), (133, 1564149), (177, 1175321), (399, 521383), (413, 503709), (1121, 185577), (1239, 167903), (3363, 61859), (7847, 26511), (8837, 23541)]