393941015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{85361}}^1$

素因数の和:85450

約数の個数: 16

約数和(自身を含む): 516269376

約数和(自身を除く): 122328361

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 85361, 426805, 1109693, 5548465, 6060631, 30303155, 78788203, 393941015]

約数ペア:

[(1, 393941015), (5, 78788203), (13, 30303155), (65, 6060631), (71, 5548465), (355, 1109693), (923, 426805), (4615, 85361)]