643323231

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 1005713280

約数和(自身を除く): 362390049

約数列:

[1, 3, 9, 17, 51, 73, 153, 219, 239, 241, 657, 717, 723, 1241, 2151, 2169, 3723, 4063, 4097, 11169, 12189, 12291, 17447, 17593, 36567, 36873, 52341, 52779, 57599, 157023, 158337, 172797, 296599, 299081, 518391, 889797, 897243, 979183, 2669391, 2691729, 2937549, 4204727, 8812647, 12614181, 37842543, 71480359, 214441077, 643323231]

約数ペア:

[(1, 643323231), (3, 214441077), (9, 71480359), (17, 37842543), (51, 12614181), (73, 8812647), (153, 4204727), (219, 2937549), (239, 2691729), (241, 2669391), (657, 979183), (717, 897243), (723, 889797), (1241, 518391), (2151, 299081), (2169, 296599), (3723, 172797), (4063, 158337), (4097, 157023), (11169, 57599), (12189, 52779), (12291, 52341), (17447, 36873), (17593, 36567)]