1740938689

素因数分解:

$7^4\times {\mathrm{37}}^1\times {\mathrm{19597}}^1$

素因数の和:19662

約数の個数: 20

約数和(自身を含む): 2085971924

約数和(自身を除く): 345033235

約数列:

[1, 7, 37, 49, 259, 343, 1813, 2401, 12691, 19597, 88837, 137179, 725089, 960253, 5075623, 6721771, 35529361, 47052397, 248705527, 1740938689]

約数ペア:

[(1, 1740938689), (7, 248705527), (37, 47052397), (49, 35529361), (259, 6721771), (343, 5075623), (1813, 960253), (2401, 725089), (12691, 137179), (19597, 88837)]