1291275458

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{5335849}}^1$

素因数の和:5335873

約数の個数: 12

約数和(自身を含む): 2129004150

約数和(自身を除く): 837728692

約数列:

[1, 2, 11, 22, 121, 242, 5335849, 10671698, 58694339, 117388678, 645637729, 1291275458]

約数ペア:

[(1, 1291275458), (2, 645637729), (11, 117388678), (22, 58694339), (121, 10671698), (242, 5335849)]