78006439

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 90452736

約数和(自身を除く): 12446297

約数列:

[1, 7, 131, 257, 331, 917, 1799, 2317, 33667, 43361, 85067, 235669, 303527, 595469, 11143777, 78006439]

約数ペア:

[(1, 78006439), (7, 11143777), (131, 595469), (257, 303527), (331, 235669), (917, 85067), (1799, 43361), (2317, 33667)]