257121456

素因数分解:

$2^4\times 3^1\times {\mathrm{5356697}}^1$

素因数の和:5356708

約数の個数: 20

約数和(自身を含む): 664230552

約数和(自身を除く): 407109096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5356697, 10713394, 16070091, 21426788, 32140182, 42853576, 64280364, 85707152, 128560728, 257121456]

約数ペア:

[(1, 257121456), (2, 128560728), (3, 85707152), (4, 64280364), (6, 42853576), (8, 32140182), (12, 21426788), (16, 16070091), (24, 10713394), (48, 5356697)]