39771731

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 18

約数和(自身を含む): 43804332

約数和(自身を除く): 4032601

約数列:

[1, 19, 29, 131, 361, 551, 841, 2489, 3799, 10469, 15979, 47291, 72181, 110171, 303601, 1371439, 2093249, 39771731]

約数ペア:

[(1, 39771731), (19, 2093249), (29, 1371439), (131, 303601), (361, 110171), (551, 72181), (841, 47291), (2489, 15979), (3799, 10469)]