81814209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{3911}}^1$

素因数の和:4300

約数の個数: 16

約数和(自身を含む): 115169280

約数和(自身を除く): 33355071

約数列:

[1, 3, 19, 57, 367, 1101, 3911, 6973, 11733, 20919, 74309, 222927, 1435337, 4306011, 27271403, 81814209]

約数ペア:

[(1, 81814209), (3, 27271403), (19, 4306011), (57, 1435337), (367, 222927), (1101, 74309), (3911, 20919), (6973, 11733)]