2013232221

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223469}}^1$

素因数の和:223506

約数の個数: 48

約数和(自身を含む): 3904467840

約数和(自身を除く): 1891235619

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 223469, 670407, 1564283, 2011221, 2458159, 2905097, 4692849, 7374477, 8715291, 14078547, 17207113, 20335679, 22123431, 26145873, 31956067, 51621339, 61007037, 95868201, 154864017, 183021111, 223692469, 287604603, 671077407, 2013232221]

約数ペア:

[(1, 2013232221), (3, 671077407), (7, 287604603), (9, 223692469), (11, 183021111), (13, 154864017), (21, 95868201), (33, 61007037), (39, 51621339), (63, 31956067), (77, 26145873), (91, 22123431), (99, 20335679), (117, 17207113), (143, 14078547), (231, 8715291), (273, 7374477), (429, 4692849), (693, 2905097), (819, 2458159), (1001, 2011221), (1287, 1564283), (3003, 670407), (9009, 223469)]