275490321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{21521}}^1$

素因数の和:21792

約数の個数: 16

約数和(自身を含む): 390495168

約数和(自身を除く): 115004847

約数列:

[1, 3, 17, 51, 251, 753, 4267, 12801, 21521, 64563, 365857, 1097571, 5401771, 16205313, 91830107, 275490321]

約数ペア:

[(1, 275490321), (3, 91830107), (17, 16205313), (51, 5401771), (251, 1097571), (753, 365857), (4267, 64563), (12801, 21521)]