210009261

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 374169600

約数和(自身を除く): 164160339

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 59, 77, 133, 177, 209, 231, 399, 413, 627, 649, 811, 1121, 1239, 1463, 1947, 2433, 3363, 4389, 4543, 5677, 7847, 8921, 12331, 13629, 15409, 17031, 23541, 26763, 36993, 46227, 47849, 62447, 86317, 107863, 143547, 169499, 187341, 258951, 323589, 334943, 508497, 526339, 909131, 1004829, 1186493, 1579017, 2727393, 3559479, 3684373, 6363917, 10000441, 11053119, 19091751, 30001323, 70003087, 210009261]

約数ペア:

[(1, 210009261), (3, 70003087), (7, 30001323), (11, 19091751), (19, 11053119), (21, 10000441), (33, 6363917), (57, 3684373), (59, 3559479), (77, 2727393), (133, 1579017), (177, 1186493), (209, 1004829), (231, 909131), (399, 526339), (413, 508497), (627, 334943), (649, 323589), (811, 258951), (1121, 187341), (1239, 169499), (1463, 143547), (1947, 107863), (2433, 86317), (3363, 62447), (4389, 47849), (4543, 46227), (5677, 36993), (7847, 26763), (8921, 23541), (12331, 17031), (13629, 15409)]