2959839

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 18

約数和(自身を含む): 4517136

約数和(自身を除く): 1557297

約数列:

[1, 3, 9, 19, 57, 171, 361, 911, 1083, 2733, 3249, 8199, 17309, 51927, 155781, 328871, 986613, 2959839]

約数ペア:

[(1, 2959839), (3, 986613), (9, 328871), (19, 155781), (57, 51927), (171, 17309), (361, 8199), (911, 3249), (1083, 2733)]