204613821

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{19121}}^1$

素因数の和:19197

約数の個数: 24

約数和(自身を含む): 313218360

約数和(自身を除く): 108604539

約数列:

[1, 3, 9, 29, 41, 87, 123, 261, 369, 1189, 3567, 10701, 19121, 57363, 172089, 554509, 783961, 1663527, 2351883, 4990581, 7055649, 22734869, 68204607, 204613821]

約数ペア:

[(1, 204613821), (3, 68204607), (9, 22734869), (29, 7055649), (41, 4990581), (87, 2351883), (123, 1663527), (261, 783961), (369, 554509), (1189, 172089), (3567, 57363), (10701, 19121)]