8320195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6774

約数の個数: 16

約数和(自身を含む): 11319840

約数和(自身を除く): 2999645

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 6737, 33685, 87581, 128003, 437905, 640015, 1664039, 8320195]

約数ペア:

[(1, 8320195), (5, 1664039), (13, 640015), (19, 437905), (65, 128003), (95, 87581), (247, 33685), (1235, 6737)]