890244866

素因数分解:

$2^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{129509}}^1$

素因数の和:130009

約数の個数: 16

約数和(自身を含む): 1529254080

約数和(自身を除く): 639009214

約数列:

[1, 2, 7, 14, 491, 982, 3437, 6874, 129509, 259018, 906563, 1813126, 63588919, 127177838, 445122433, 890244866]

約数ペア:

[(1, 890244866), (2, 445122433), (7, 127177838), (14, 63588919), (491, 1813126), (982, 906563), (3437, 259018), (6874, 129509)]