307881

素因数分解:

$3^5\times 7^1\times {\mathrm{181}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 529984

約数和(自身を除く): 222103

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 181, 189, 243, 543, 567, 1267, 1629, 1701, 3801, 4887, 11403, 14661, 34209, 43983, 102627, 307881]

約数ペア:

[(1, 307881), (3, 102627), (7, 43983), (9, 34209), (21, 14661), (27, 11403), (63, 4887), (81, 3801), (181, 1701), (189, 1629), (243, 1267), (543, 567)]