20161120311

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{619}}^1\times {\mathrm{50971}}^1$

素因数の和:51667

約数の個数: 24

約数和(自身を含む): 29580071040

約数和(自身を除く): 9418950729

約数列:

[1, 3, 9, 71, 213, 619, 639, 1857, 5571, 43949, 50971, 131847, 152913, 395541, 458739, 3618941, 10856823, 31551049, 32570469, 94653147, 283959441, 2240124479, 6720373437, 20161120311]

約数ペア:

[(1, 20161120311), (3, 6720373437), (9, 2240124479), (71, 283959441), (213, 94653147), (619, 32570469), (639, 31551049), (1857, 10856823), (5571, 3618941), (43949, 458739), (50971, 395541), (131847, 152913)]