211034887

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{11717}}^1$

素因数の和:11838

約数の個数: 16

約数和(自身を含む): 251983872

約数和(自身を除く): 40948985

約数列:

[1, 7, 31, 83, 217, 581, 2573, 11717, 18011, 82019, 363227, 972511, 2542589, 6807577, 30147841, 211034887]

約数ペア:

[(1, 211034887), (7, 30147841), (31, 6807577), (83, 2542589), (217, 972511), (581, 363227), (2573, 82019), (11717, 18011)]