68751991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38821}}^1$

素因数の和:38862

約数の個数: 16

約数和(自身を含む): 89445888

約数和(自身を除く): 20693897

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 38821, 271747, 427031, 892883, 2989217, 6250181, 9821713, 68751991]

約数ペア:

[(1, 68751991), (7, 9821713), (11, 6250181), (23, 2989217), (77, 892883), (161, 427031), (253, 271747), (1771, 38821)]