2553363

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1128

約数の個数: 20

約数和(自身を含む): 3949440

約数和(自身を除く): 1396077

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 1087, 2349, 3261, 9783, 29349, 31523, 88047, 94569, 283707, 851121, 2553363]

約数ペア:

[(1, 2553363), (3, 851121), (9, 283707), (27, 94569), (29, 88047), (81, 31523), (87, 29349), (261, 9783), (783, 3261), (1087, 2349)]