213163881

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{56081}}^1$

素因数の和:56272

約数の個数: 16

約数和(自身を含む): 326621568

約数和(自身を除く): 113457687

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 56081, 168243, 392567, 1177701, 10150661, 30451983, 71054627, 213163881]

約数ペア:

[(1, 213163881), (3, 71054627), (7, 30451983), (21, 10150661), (181, 1177701), (543, 392567), (1267, 168243), (3801, 56081)]