257844735

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{36037}}^1$

素因数の和:36104

約数の個数: 32

約数和(自身を含む): 467052480

約数和(自身を除く): 209207745

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155, 36037, 108111, 180185, 324333, 540555, 972999, 1621665, 1909961, 4864995, 5729883, 9549805, 17189649, 28649415, 51568947, 85948245, 257844735]

約数ペア:

[(1, 257844735), (3, 85948245), (5, 51568947), (9, 28649415), (15, 17189649), (27, 9549805), (45, 5729883), (53, 4864995), (135, 1909961), (159, 1621665), (265, 972999), (477, 540555), (795, 324333), (1431, 180185), (2385, 108111), (7155, 36037)]