17806239

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 28756728

約数和(自身を除く): 10950489

約数列:

[1, 3, 9, 11, 33, 83, 99, 121, 197, 249, 363, 591, 747, 913, 1089, 1773, 2167, 2739, 6501, 8217, 10043, 16351, 19503, 23837, 30129, 49053, 71511, 90387, 147159, 179861, 214533, 539583, 1618749, 1978471, 5935413, 17806239]

約数ペア:

[(1, 17806239), (3, 5935413), (9, 1978471), (11, 1618749), (33, 539583), (83, 214533), (99, 179861), (121, 147159), (197, 90387), (249, 71511), (363, 49053), (591, 30129), (747, 23837), (913, 19503), (1089, 16351), (1773, 10043), (2167, 8217), (2739, 6501)]