980306257

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1\times {\mathrm{2003}}^1$

素因数の和:2652

約数の個数: 16

約数和(自身を含む): 1131217920

約数和(自身を除く): 150911663

約数列:

[1, 7, 139, 503, 973, 2003, 3521, 14021, 69917, 278417, 489419, 1007509, 1948919, 7052563, 140043751, 980306257]

約数ペア:

[(1, 980306257), (7, 140043751), (139, 7052563), (503, 1948919), (973, 1007509), (2003, 489419), (3521, 278417), (14021, 69917)]