31455729

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{68531}}^1$

素因数の和:68557

約数の個数: 16

約数和(自身を含む): 49343040

約数和(自身を除く): 17887311

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 68531, 205593, 616779, 1165027, 1850337, 3495081, 10485243, 31455729]

約数ペア:

[(1, 31455729), (3, 10485243), (9, 3495081), (17, 1850337), (27, 1165027), (51, 616779), (153, 205593), (459, 68531)]