2144945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 2859840

約数和(自身を除く): 714895

約数列:

[1, 5, 11, 55, 59, 295, 649, 661, 3245, 3305, 7271, 36355, 38999, 194995, 428989, 2144945]

約数ペア:

[(1, 2144945), (5, 428989), (11, 194995), (55, 38999), (59, 36355), (295, 7271), (649, 3305), (661, 3245)]