71241008

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{4493}}^1$

素因数の和:5492

約数の個数: 20

約数和(自身を含む): 138199488

約数和(自身を除く): 66958480

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 4493, 7928, 8986, 15856, 17972, 35944, 71888, 4452563, 8905126, 17810252, 35620504, 71241008]

約数ペア:

[(1, 71241008), (2, 35620504), (4, 17810252), (8, 8905126), (16, 4452563), (991, 71888), (1982, 35944), (3964, 17972), (4493, 15856), (7928, 8986)]