1686982

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{6971}}^1$

素因数の和:6995

約数の個数: 12

約数和(自身を含む): 2781828

約数和(自身を除く): 1094846

約数列:

[1, 2, 11, 22, 121, 242, 6971, 13942, 76681, 153362, 843491, 1686982]

約数ペア:

[(1, 1686982), (2, 843491), (11, 153362), (22, 76681), (121, 13942), (242, 6971)]