80782401

素因数分解:

$3^1\times 7^1\times {\mathrm{1553}}^1\times {\mathrm{2477}}^1$

素因数の和:4040

約数の個数: 16

約数和(自身を含む): 123225984

約数和(自身を除く): 42443583

約数列:

[1, 3, 7, 21, 1553, 2477, 4659, 7431, 10871, 17339, 32613, 52017, 3846781, 11540343, 26927467, 80782401]

約数ペア:

[(1, 80782401), (3, 26927467), (7, 11540343), (21, 3846781), (1553, 52017), (2477, 32613), (4659, 17339), (7431, 10871)]