16945243

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 20680704

約数和(自身を除く): 3735461

約数列:

[1, 7, 17, 119, 131, 917, 1087, 2227, 7609, 15589, 18479, 129353, 142397, 996779, 2420749, 16945243]

約数ペア:

[(1, 16945243), (7, 2420749), (17, 996779), (119, 142397), (131, 129353), (917, 18479), (1087, 15589), (2227, 7609)]