204328223

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 253317120

約数和(自身を除く): 48988897

約数列:

[1, 11, 19, 31, 47, 61, 121, 209, 341, 517, 589, 671, 893, 1159, 1457, 1891, 2299, 2867, 3751, 5687, 6479, 7381, 9823, 12749, 16027, 20801, 27683, 31537, 35929, 54473, 71269, 88877, 108053, 140239, 176297, 228811, 304513, 346907, 395219, 599203, 977647, 1688663, 3349643, 4347409, 6591233, 10754117, 18575293, 204328223]

約数ペア:

[(1, 204328223), (11, 18575293), (19, 10754117), (31, 6591233), (47, 4347409), (61, 3349643), (121, 1688663), (209, 977647), (341, 599203), (517, 395219), (589, 346907), (671, 304513), (893, 228811), (1159, 176297), (1457, 140239), (1891, 108053), (2299, 88877), (2867, 71269), (3751, 54473), (5687, 35929), (6479, 31537), (7381, 27683), (9823, 20801), (12749, 16027)]