204357489

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{827}}^1$

素因数の和:926

約数の個数: 36

約数和(自身を含む): 325274832

約数和(自身を除く): 120917343

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 827, 861, 1681, 2009, 2481, 5043, 5789, 6027, 11767, 17367, 33907, 35301, 40523, 82369, 101721, 121569, 237349, 247107, 712047, 1390187, 1661443, 4170561, 4984329, 9731309, 29193927, 68119163, 204357489]

約数ペア:

[(1, 204357489), (3, 68119163), (7, 29193927), (21, 9731309), (41, 4984329), (49, 4170561), (123, 1661443), (147, 1390187), (287, 712047), (827, 247107), (861, 237349), (1681, 121569), (2009, 101721), (2481, 82369), (5043, 40523), (5789, 35301), (6027, 33907), (11767, 17367)]