78213955

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4157}}^1$

素因数の和:4286

約数の個数: 16

約数和(自身を含む): 96997824

約数和(自身を除く): 18783869

約数列:

[1, 5, 53, 71, 265, 355, 3763, 4157, 18815, 20785, 220321, 295147, 1101605, 1475735, 15642791, 78213955]

約数ペア:

[(1, 78213955), (5, 15642791), (53, 1475735), (71, 1101605), (265, 295147), (355, 220321), (3763, 20785), (4157, 18815)]