164620931486

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{680251783}}^1$

素因数の和:680251807

約数の個数: 12

約数和(自身を含む): 271420461816

約数和(自身を除く): 106799530330

約数列:

[1, 2, 11, 22, 121, 242, 680251783, 1360503566, 7482769613, 14965539226, 82310465743, 164620931486]

約数ペア:

[(1, 164620931486), (2, 82310465743), (11, 14965539226), (22, 7482769613), (121, 1360503566), (242, 680251783)]