2155111987

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{7509101}}^1$

素因数の和:7509149

約数の個数: 8

約数和(自身を含む): 2523058272

約数和(自身を除く): 367946285

約数列:

[1, 7, 41, 287, 7509101, 52563707, 307873141, 2155111987]

約数ペア:

[(1, 2155111987), (7, 307873141), (41, 52563707), (287, 7509101)]