81903087

素因数分解:

$3^2\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{1223}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 135442944

約数和(自身を除く): 53539857

約数列:

[1, 3, 7, 9, 21, 63, 1063, 1223, 3189, 3669, 7441, 8561, 9567, 11007, 22323, 25683, 66969, 77049, 1300049, 3900147, 9100343, 11700441, 27301029, 81903087]

約数ペア:

[(1, 81903087), (3, 27301029), (7, 11700441), (9, 9100343), (21, 3900147), (63, 1300049), (1063, 77049), (1223, 66969), (3189, 25683), (3669, 22323), (7441, 11007), (8561, 9567)]