2177649

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3418272

約数和(自身を除く): 1240623

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 331, 387, 731, 993, 2193, 2979, 5627, 6579, 14233, 16881, 42699, 50643, 128097, 241961, 725883, 2177649]

約数ペア:

[(1, 2177649), (3, 725883), (9, 241961), (17, 128097), (43, 50643), (51, 42699), (129, 16881), (153, 14233), (331, 6579), (387, 5627), (731, 2979), (993, 2193)]