205657863

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{21839}}^1$

素因数の和:21958

約数の個数: 16

約数和(自身を含む): 284444160

約数和(自身を除く): 78786297

約数列:

[1, 3, 43, 73, 129, 219, 3139, 9417, 21839, 65517, 939077, 1594247, 2817231, 4782741, 68552621, 205657863]

約数ペア:

[(1, 205657863), (3, 68552621), (43, 4782741), (73, 2817231), (129, 1594247), (219, 939077), (3139, 65517), (9417, 21839)]