16680495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{757}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 29034432

約数和(自身を除く): 12353937

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 757, 1469, 1695, 2271, 3785, 4407, 7345, 9841, 11355, 22035, 29523, 49205, 85541, 147615, 256623, 427705, 1112033, 1283115, 3336099, 5560165, 16680495]

約数ペア:

[(1, 16680495), (3, 5560165), (5, 3336099), (13, 1283115), (15, 1112033), (39, 427705), (65, 256623), (113, 147615), (195, 85541), (339, 49205), (565, 29523), (757, 22035), (1469, 11355), (1695, 9841), (2271, 7345), (3785, 4407)]