210020547

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 333159680

約数和(自身を除く): 123139133

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 121, 209, 363, 407, 627, 703, 823, 1221, 2109, 2299, 2469, 4477, 6897, 7733, 9053, 13431, 15637, 23199, 27159, 30451, 46911, 85063, 91353, 99583, 172007, 255189, 298749, 334961, 516021, 578569, 1004883, 1735707, 1892077, 3684571, 5676231, 6364259, 11053713, 19092777, 70006849, 210020547]

約数ペア:

[(1, 210020547), (3, 70006849), (11, 19092777), (19, 11053713), (33, 6364259), (37, 5676231), (57, 3684571), (111, 1892077), (121, 1735707), (209, 1004883), (363, 578569), (407, 516021), (627, 334961), (703, 298749), (823, 255189), (1221, 172007), (2109, 99583), (2299, 91353), (2469, 85063), (4477, 46911), (6897, 30451), (7733, 27159), (9053, 23199), (13431, 15637)]