217977601

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{1163}}^1$

素因数の和:1496

約数の個数: 16

約数和(自身を含む): 236338560

約数和(自身を除く): 18360959

約数列:

[1, 23, 29, 281, 667, 1163, 6463, 8149, 26749, 33727, 187427, 326803, 775721, 7516469, 9477287, 217977601]

約数ペア:

[(1, 217977601), (23, 9477287), (29, 7516469), (281, 775721), (667, 326803), (1163, 187427), (6463, 33727), (8149, 26749)]