2218212843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1009}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 3822551040

約数和(自身を除く): 1604338197

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 307, 341, 651, 921, 1009, 1023, 2149, 2387, 3027, 3377, 6447, 7063, 7161, 9517, 10131, 11099, 21189, 23639, 28551, 31279, 33297, 66619, 70917, 77693, 93837, 104687, 199857, 218953, 233079, 309763, 314061, 344069, 656859, 732809, 929289, 1032207, 2168341, 2198427, 2408483, 3407393, 6505023, 7225449, 9602653, 10222179, 23851751, 28807959, 67218571, 71555253, 105629183, 201655713, 316887549, 739404281, 2218212843]

約数ペア:

[(1, 2218212843), (3, 739404281), (7, 316887549), (11, 201655713), (21, 105629183), (31, 71555253), (33, 67218571), (77, 28807959), (93, 23851751), (217, 10222179), (231, 9602653), (307, 7225449), (341, 6505023), (651, 3407393), (921, 2408483), (1009, 2198427), (1023, 2168341), (2149, 1032207), (2387, 929289), (3027, 732809), (3377, 656859), (6447, 344069), (7063, 314061), (7161, 309763), (9517, 233079), (10131, 218953), (11099, 199857), (21189, 104687), (23639, 93837), (28551, 77693), (31279, 70917), (33297, 66619)]