128565136

素因数分解:

$2^4\times 7^1\times {\mathrm{1147903}}^1$

素因数の和:1147918

約数の個数: 20

約数和(自身を含む): 284680192

約数和(自身を除く): 156115056

約数列:

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

約数ペア:

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