639894034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1\times {\mathrm{14401}}^1$

素因数の和:16125

約数の個数: 16

約数和(自身を含む): 1034351640

約数和(自身を除く): 394457606

約数列:

[1, 2, 13, 26, 1709, 3418, 14401, 22217, 28802, 44434, 187213, 374426, 24611309, 49222618, 319947017, 639894034]

約数ペア:

[(1, 639894034), (2, 319947017), (13, 49222618), (26, 24611309), (1709, 374426), (3418, 187213), (14401, 44434), (22217, 28802)]