1396221568

素因数分解:

$2^7\times 7^1\times {\mathrm{1558283}}^1$

素因数の和:1558304

約数の個数: 32

約数和(自身を含む): 3178899360

約数和(自身を除く): 1782677792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1558283, 3116566, 6233132, 10907981, 12466264, 21815962, 24932528, 43631924, 49865056, 87263848, 99730112, 174527696, 199460224, 349055392, 698110784, 1396221568]

約数ペア:

[(1, 1396221568), (2, 698110784), (4, 349055392), (7, 199460224), (8, 174527696), (14, 99730112), (16, 87263848), (28, 49865056), (32, 43631924), (56, 24932528), (64, 21815962), (112, 12466264), (128, 10907981), (224, 6233132), (448, 3116566), (896, 1558283)]