81413423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47087}}^1$

素因数の和:47126

約数の個数: 16

約数和(自身を含む): 105477120

約数和(自身を除く): 24063697

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 47087, 329609, 612131, 894653, 4284917, 6262571, 11630489, 81413423]

約数ペア:

[(1, 81413423), (7, 11630489), (13, 6262571), (19, 4284917), (91, 894653), (133, 612131), (247, 329609), (1729, 47087)]