990040078

素因数分解:

$2^1\times {\mathrm{7127}}^1\times {\mathrm{69457}}^1$

素因数の和:76586

約数の個数: 8

約数和(自身を含む): 1485289872

約数和(自身を除く): 495249794

約数列:

[1, 2, 7127, 14254, 69457, 138914, 495020039, 990040078]

約数ペア:

[(1, 990040078), (2, 495020039), (7127, 138914), (14254, 69457)]