671988242

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{1559}}^1\times {\mathrm{1697}}^1$

素因数の和:3385

約数の個数: 16

約数和(自身を含む): 1017169920

約数和(自身を除く): 345181678

約数列:

[1, 2, 127, 254, 1559, 1697, 3118, 3394, 197993, 215519, 395986, 431038, 2645623, 5291246, 335994121, 671988242]

約数ペア:

[(1, 671988242), (2, 335994121), (127, 5291246), (254, 2645623), (1559, 431038), (1697, 395986), (3118, 215519), (3394, 197993)]