2720042021

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1235821}}^1$

素因数の和:1235923

約数の個数: 8

約数和(自身を含む): 2847333888

約数和(自身を除く): 127291867

約数列:

[1, 31, 71, 2201, 1235821, 38310451, 87743291, 2720042021]

約数ペア:

[(1, 2720042021), (31, 87743291), (71, 38310451), (2201, 1235821)]