71567216

素因数分解:

$2^4\times 7^1\times {\mathrm{638993}}^1$

素因数の和:639008

約数の個数: 20

約数和(自身を含む): 158470512

約数和(自身を除く): 86903296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 638993, 1277986, 2555972, 4472951, 5111944, 8945902, 10223888, 17891804, 35783608, 71567216]

約数ペア:

[(1, 71567216), (2, 35783608), (4, 17891804), (7, 10223888), (8, 8945902), (14, 5111944), (16, 4472951), (28, 2555972), (56, 1277986), (112, 638993)]