28182154

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2011}}^1$

素因数の和:2051

約数の個数: 48

約数和(自身を含む): 57800736

約数和(自身を除く): 29618582

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 2011, 4022, 7007, 14014, 14077, 22121, 26143, 28154, 44242, 52286, 98539, 154847, 183001, 197078, 287573, 309694, 366002, 575146, 1083929, 1281007, 2013011, 2167858, 2562014, 4026022, 14091077, 28182154]

約数ペア:

[(1, 28182154), (2, 14091077), (7, 4026022), (11, 2562014), (13, 2167858), (14, 2013011), (22, 1281007), (26, 1083929), (49, 575146), (77, 366002), (91, 309694), (98, 287573), (143, 197078), (154, 183001), (182, 154847), (286, 98539), (539, 52286), (637, 44242), (1001, 28154), (1078, 26143), (1274, 22121), (2002, 14077), (2011, 14014), (4022, 7007)]