188857991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1\times {\mathrm{1129}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 225638400

約数和(自身を除く): 36780409

約数列:

[1, 7, 23, 161, 1039, 1129, 7273, 7903, 23897, 25967, 167279, 181769, 1173031, 8211217, 26979713, 188857991]

約数ペア:

[(1, 188857991), (7, 26979713), (23, 8211217), (161, 1173031), (1039, 181769), (1129, 167279), (7273, 25967), (7903, 23897)]