16783947

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 25865424

約数和(自身を除く): 9081477

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 673, 1467, 2019, 2771, 6057, 8313, 11441, 24939, 34323, 102969, 109699, 329097, 987291, 1864883, 5594649, 16783947]

約数ペア:

[(1, 16783947), (3, 5594649), (9, 1864883), (17, 987291), (51, 329097), (153, 109699), (163, 102969), (489, 34323), (673, 24939), (1467, 11441), (2019, 8313), (2771, 6057)]