81225551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9479}}^1$

素因数の和:9550

約数の個数: 16

約数和(自身を含む): 95558400

約数和(自身を除く): 14332849

約数列:

[1, 11, 19, 41, 209, 451, 779, 8569, 9479, 104269, 180101, 388639, 1981111, 4275029, 7384141, 81225551]

約数ペア:

[(1, 81225551), (11, 7384141), (19, 4275029), (41, 1981111), (209, 388639), (451, 180101), (779, 104269), (8569, 9479)]