2644439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 3244800

約数和(自身を除く): 600361

約数列:

[1, 7, 19, 59, 133, 337, 413, 1121, 2359, 6403, 7847, 19883, 44821, 139181, 377777, 2644439]

約数ペア:

[(1, 2644439), (7, 377777), (19, 139181), (59, 44821), (133, 19883), (337, 7847), (413, 6403), (1121, 2359)]