128386412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{416839}}^1$

素因数の和:416861

約数の個数: 24

約数和(自身を含む): 280116480

約数和(自身を除く): 151730068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 416839, 833678, 1667356, 2917873, 4585229, 5835746, 9170458, 11671492, 18340916, 32096603, 64193206, 128386412]

約数ペア:

[(1, 128386412), (2, 64193206), (4, 32096603), (7, 18340916), (11, 11671492), (14, 9170458), (22, 5835746), (28, 4585229), (44, 2917873), (77, 1667356), (154, 833678), (308, 416839)]