25591993

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 30977920

約数和(自身を除く): 5385927

約数列:

[1, 7, 19, 133, 193, 997, 1351, 3667, 6979, 18943, 25669, 132601, 192421, 1346947, 3655999, 25591993]

約数ペア:

[(1, 25591993), (7, 3655999), (19, 1346947), (133, 192421), (193, 132601), (997, 25669), (1351, 18943), (3667, 6979)]