172946907

素因数分解:

$3^4\times 7^1\times {\mathrm{305021}}^1$

素因数の和:305040

約数の個数: 20

約数和(自身を含む): 295261296

約数和(自身を除く): 122314389

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 305021, 915063, 2135147, 2745189, 6405441, 8235567, 19216323, 24706701, 57648969, 172946907]

約数ペア:

[(1, 172946907), (3, 57648969), (7, 24706701), (9, 19216323), (21, 8235567), (27, 6405441), (63, 2745189), (81, 2135147), (189, 915063), (567, 305021)]