251946306

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{128413}}^1$

素因数の和:128530

約数の個数: 24

約数和(自身を含む): 550896060

約数和(自身を除く): 298949754

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 128413, 256826, 385239, 770478, 1155717, 2311434, 13997017, 27994034, 41991051, 83982102, 125973153, 251946306]

約数ペア:

[(1, 251946306), (2, 125973153), (3, 83982102), (6, 41991051), (9, 27994034), (18, 13997017), (109, 2311434), (218, 1155717), (327, 770478), (654, 385239), (981, 256826), (1962, 128413)]