128926784

素因数分解:

$2^6\times 7^1\times {\mathrm{287783}}^1$

素因数の和:287802

約数の個数: 28

約数和(自身を含む): 292388544

約数和(自身を除く): 163461760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 287783, 575566, 1151132, 2014481, 2302264, 4028962, 4604528, 8057924, 9209056, 16115848, 18418112, 32231696, 64463392, 128926784]

約数ペア:

[(1, 128926784), (2, 64463392), (4, 32231696), (7, 18418112), (8, 16115848), (14, 9209056), (16, 8057924), (28, 4604528), (32, 4028962), (56, 2302264), (64, 2014481), (112, 1151132), (224, 575566), (448, 287783)]