55813317

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139883}}^1$

素因数の和:139912

約数の個数: 16

約数和(自身を含む): 89525760

約数和(自身を除く): 33712443

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 139883, 419649, 979181, 2657777, 2937543, 7973331, 18604439, 55813317]

約数ペア:

[(1, 55813317), (3, 18604439), (7, 7973331), (19, 2937543), (21, 2657777), (57, 979181), (133, 419649), (399, 139883)]