1680659519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{948989}}^1$

素因数の和:949030

約数の個数: 16

約数和(自身を含む): 2186472960

約数和(自身を除く): 505813441

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 948989, 6642923, 10438879, 21826747, 73072153, 152787229, 240094217, 1680659519]

約数ペア:

[(1, 1680659519), (7, 240094217), (11, 152787229), (23, 73072153), (77, 21826747), (161, 10438879), (253, 6642923), (1771, 948989)]