2778050015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{601961}}^1$

素因数の和:602050

約数の個数: 16

約数和(自身を含む): 3640666176

約数和(自身を除く): 862616161

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 601961, 3009805, 7825493, 39127465, 42739231, 213696155, 555610003, 2778050015]

約数ペア:

[(1, 2778050015), (5, 555610003), (13, 213696155), (65, 42739231), (71, 39127465), (355, 7825493), (923, 3009805), (4615, 601961)]