428247423

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{761}}^1\times {\mathrm{2017}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 639689856

約数和(自身を除く): 211442433

約数列:

[1, 3, 9, 31, 93, 279, 761, 2017, 2283, 6051, 6849, 18153, 23591, 62527, 70773, 187581, 212319, 562743, 1534937, 4604811, 13814433, 47583047, 142749141, 428247423]

約数ペア:

[(1, 428247423), (3, 142749141), (9, 47583047), (31, 13814433), (93, 4604811), (279, 1534937), (761, 562743), (2017, 212319), (2283, 187581), (6051, 70773), (6849, 62527), (18153, 23591)]