81943484

素因数分解:

$2^2\times 7^2\times {\mathrm{418079}}^1$

素因数の和:418097

約数の個数: 18

約数和(自身を含む): 166813920

約数和(自身を除く): 84870436

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 418079, 836158, 1672316, 2926553, 5853106, 11706212, 20485871, 40971742, 81943484]

約数ペア:

[(1, 81943484), (2, 40971742), (4, 20485871), (7, 11706212), (14, 5853106), (28, 2926553), (49, 1672316), (98, 836158), (196, 418079)]