857907

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 1357200

約数和(自身を除く): 499293

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 173, 261, 519, 551, 1557, 1653, 3287, 4959, 5017, 9861, 15051, 29583, 45153, 95323, 285969, 857907]

約数ペア:

[(1, 857907), (3, 285969), (9, 95323), (19, 45153), (29, 29583), (57, 15051), (87, 9861), (171, 5017), (173, 4959), (261, 3287), (519, 1653), (551, 1557)]