257130272

素因数分解:

$2^5\times 7^1\times {\mathrm{1147903}}^1$

素因数の和:1147920

約数の個数: 24

約数和(自身を含む): 578543616

約数和(自身を除く): 321413344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1147903, 2295806, 4591612, 8035321, 9183224, 16070642, 18366448, 32141284, 36732896, 64282568, 128565136, 257130272]

約数ペア:

[(1, 257130272), (2, 128565136), (4, 64282568), (7, 36732896), (8, 32141284), (14, 18366448), (16, 16070642), (28, 9183224), (32, 8035321), (56, 4591612), (112, 2295806), (224, 1147903)]