142463888

素因数分解:

$2^4\times 7^1\times {\mathrm{1271999}}^1$

素因数の和:1272014

約数の個数: 20

約数和(自身を含む): 315456000

約数和(自身を除く): 172992112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1271999, 2543998, 5087996, 8903993, 10175992, 17807986, 20351984, 35615972, 71231944, 142463888]

約数ペア:

[(1, 142463888), (2, 71231944), (4, 35615972), (7, 20351984), (8, 17807986), (14, 10175992), (16, 8903993), (28, 5087996), (56, 2543998), (112, 1271999)]