55881147

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{140053}}^1$

素因数の和:140082

約数の個数: 16

約数和(自身を含む): 89634560

約数和(自身を除く): 33753413

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 140053, 420159, 980371, 2661007, 2941113, 7983021, 18627049, 55881147]

約数ペア:

[(1, 55881147), (3, 18627049), (7, 7983021), (19, 2941113), (21, 2661007), (57, 980371), (133, 420159), (399, 140053)]