29708721

素因数分解:

$3^3\times 7^1\times {\mathrm{157189}}^1$

素因数の和:157205

約数の個数: 16

約数和(自身を含む): 50300800

約数和(自身を除く): 20592079

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 157189, 471567, 1100323, 1414701, 3300969, 4244103, 9902907, 29708721]

約数ペア:

[(1, 29708721), (3, 9902907), (7, 4244103), (9, 3300969), (21, 1414701), (27, 1100323), (63, 471567), (189, 157189)]