215741515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83459}}^1$

素因数の和:83522

約数の個数: 16

約数和(自身を含む): 288437760

約数和(自身を除く): 72696245

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 83459, 417295, 918049, 3922573, 4590245, 19612865, 43148303, 215741515]

約数ペア:

[(1, 215741515), (5, 43148303), (11, 19612865), (47, 4590245), (55, 3922573), (235, 918049), (517, 417295), (2585, 83459)]