1025407593

素因数分解:

$3^4\times 7^1\times {\mathrm{1808479}}^1$

素因数の和:1808498

約数の個数: 20

約数和(自身を含む): 1750608640

約数和(自身を除く): 725201047

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1808479, 5425437, 12659353, 16276311, 37978059, 48828933, 113934177, 146486799, 341802531, 1025407593]

約数ペア:

[(1, 1025407593), (3, 341802531), (7, 146486799), (9, 113934177), (21, 48828933), (27, 37978059), (63, 16276311), (81, 12659353), (189, 5425437), (567, 1808479)]