238240509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5651}}^1$

素因数の和:5737

約数の個数: 32

約数和(自身を含む): 364621824

約数和(自身を除く): 126381315

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 897, 1081, 1833, 3243, 5651, 14053, 16953, 42159, 73463, 129973, 220389, 265597, 389919, 796791, 1689649, 3452761, 5068947, 6108731, 10358283, 18326193, 79413503, 238240509]

約数ペア:

[(1, 238240509), (3, 79413503), (13, 18326193), (23, 10358283), (39, 6108731), (47, 5068947), (69, 3452761), (141, 1689649), (299, 796791), (611, 389919), (897, 265597), (1081, 220389), (1833, 129973), (3243, 73463), (5651, 42159), (14053, 16953)]