78409903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28859}}^1$

素因数の和:28902

約数の個数: 16

約数和(自身を含む): 96969600

約数和(自身を除く): 18559697

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 28859, 317449, 375167, 548321, 4126837, 6031531, 7128173, 78409903]

約数ペア:

[(1, 78409903), (11, 7128173), (13, 6031531), (19, 4126837), (143, 548321), (209, 375167), (247, 317449), (2717, 28859)]