520672293

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{221657}}^1$

素因数の和:221698

約数の個数: 20

約数和(自身を含む): 804618540

約数和(自身を除く): 283946247

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 221657, 664971, 1994913, 5984739, 6428053, 17954217, 19284159, 57852477, 173557431, 520672293]

約数ペア:

[(1, 520672293), (3, 173557431), (9, 57852477), (27, 19284159), (29, 17954217), (81, 6428053), (87, 5984739), (261, 1994913), (783, 664971), (2349, 221657)]