505890279

素因数分解:

$3^7\times {\mathrm{231317}}^1$

素因数の和:231338

約数の個数: 16

約数和(自身を含む): 758723040

約数和(自身を除く): 252832761

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 231317, 693951, 2081853, 6245559, 18736677, 56210031, 168630093, 505890279]

約数ペア:

[(1, 505890279), (3, 168630093), (9, 56210031), (27, 18736677), (81, 6245559), (243, 2081853), (729, 693951), (2187, 231317)]