2018332589

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 2729045088

約数和(自身を除く): 710712499

約数列:

[1, 7, 13, 19, 49, 67, 91, 131, 133, 247, 361, 469, 637, 871, 917, 931, 1273, 1703, 1729, 2489, 2527, 3283, 4693, 6097, 6419, 8777, 8911, 11921, 12103, 16549, 17423, 17689, 24187, 32357, 32851, 42679, 47291, 61439, 62377, 83447, 114101, 115843, 121961, 166763, 169309, 226499, 229957, 314431, 331037, 430073, 614783, 798707, 810901, 1167341, 1185163, 1585493, 2167919, 2201017, 2317259, 3168497, 4303481, 5590949, 8171387, 15175433, 15407119, 22179479, 30124367, 41190461, 106228031, 155256353, 288333227, 2018332589]

約数ペア:

[(1, 2018332589), (7, 288333227), (13, 155256353), (19, 106228031), (49, 41190461), (67, 30124367), (91, 22179479), (131, 15407119), (133, 15175433), (247, 8171387), (361, 5590949), (469, 4303481), (637, 3168497), (871, 2317259), (917, 2201017), (931, 2167919), (1273, 1585493), (1703, 1185163), (1729, 1167341), (2489, 810901), (2527, 798707), (3283, 614783), (4693, 430073), (6097, 331037), (6419, 314431), (8777, 229957), (8911, 226499), (11921, 169309), (12103, 166763), (16549, 121961), (17423, 115843), (17689, 114101), (24187, 83447), (32357, 62377), (32851, 61439), (42679, 47291)]