1239694551

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{49853}}^1$

素因数の和:50172

約数の個数: 20

約数和(自身を含む): 1857958872

約数和(自身を除く): 618264321

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 8289, 24867, 49853, 149559, 448677, 1346031, 4038093, 15304871, 45914613, 137743839, 413231517, 1239694551]

約数ペア:

[(1, 1239694551), (3, 413231517), (9, 137743839), (27, 45914613), (81, 15304871), (307, 4038093), (921, 1346031), (2763, 448677), (8289, 149559), (24867, 49853)]