261520220511

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4517}}^1\times {\mathrm{11467}}^1$

素因数の和:16021

約数の個数: 64

約数和(自身を含む): 447659343360

約数和(自身を除く): 186139122849

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4517, 5049, 11467, 13551, 34401, 40653, 49687, 76789, 103203, 121959, 126137, 149061, 194939, 230367, 309609, 378411, 447183, 584817, 691101, 844679, 1135233, 1341549, 1754451, 2073303, 2144329, 2534037, 3405699, 5263353, 6432987, 7602111, 19298961, 22806333, 51796439, 57896883, 155389317, 466167951, 569760829, 880539463, 1398503853, 1709282487, 2641618389, 5127847461, 7924855167, 9685934093, 15383542383, 23774565501, 29057802279, 87173406837, 261520220511]

約数ペア:

[(1, 261520220511), (3, 87173406837), (9, 29057802279), (11, 23774565501), (17, 15383542383), (27, 9685934093), (33, 7924855167), (51, 5127847461), (99, 2641618389), (153, 1709282487), (187, 1398503853), (297, 880539463), (459, 569760829), (561, 466167951), (1683, 155389317), (4517, 57896883), (5049, 51796439), (11467, 22806333), (13551, 19298961), (34401, 7602111), (40653, 6432987), (49687, 5263353), (76789, 3405699), (103203, 2534037), (121959, 2144329), (126137, 2073303), (149061, 1754451), (194939, 1341549), (230367, 1135233), (309609, 844679), (378411, 691101), (447183, 584817)]