81954866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{308101}}^1$

素因数の和:308129

約数の個数: 16

約数和(自身を含む): 147888960

約数和(自身を除く): 65934094

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 308101, 616202, 2156707, 4313414, 5853919, 11707838, 40977433, 81954866]

約数ペア:

[(1, 81954866), (2, 40977433), (7, 11707838), (14, 5853919), (19, 4313414), (38, 2156707), (133, 616202), (266, 308101)]