66821799

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{7879}}^1$

素因数の和:8150

約数の個数: 16

約数和(自身を含む): 97585920

約数和(自身を除く): 30764121

約数列:

[1, 3, 11, 33, 257, 771, 2827, 7879, 8481, 23637, 86669, 260007, 2024903, 6074709, 22273933, 66821799]

約数ペア:

[(1, 66821799), (3, 22273933), (11, 6074709), (33, 2024903), (257, 260007), (771, 86669), (2827, 23637), (7879, 8481)]