80867781

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157637}}^1$

素因数の和:157665

約数の個数: 16

約数和(自身を含む): 126110400

約数和(自身を除く): 45242619

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 157637, 472911, 1418733, 2995103, 4256199, 8985309, 26955927, 80867781]

約数ペア:

[(1, 80867781), (3, 26955927), (9, 8985309), (19, 4256199), (27, 2995103), (57, 1418733), (171, 472911), (513, 157637)]