279022009

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{2221}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 323807616

約数和(自身を除く): 44785607

約数列:

[1, 7, 131, 137, 917, 959, 2221, 15547, 17947, 125629, 290951, 304277, 2036657, 2129939, 39860287, 279022009]

約数ペア:

[(1, 279022009), (7, 39860287), (131, 2129939), (137, 2036657), (917, 304277), (959, 290951), (2221, 125629), (15547, 17947)]