81852381

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1511}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 127685376

約数和(自身を除く): 45832995

約数列:

[1, 3, 9, 13, 39, 117, 463, 1389, 1511, 4167, 4533, 6019, 13599, 18057, 19643, 54171, 58929, 176787, 699593, 2098779, 6296337, 9094709, 27284127, 81852381]

約数ペア:

[(1, 81852381), (3, 27284127), (9, 9094709), (13, 6296337), (39, 2098779), (117, 699593), (463, 176787), (1389, 58929), (1511, 54171), (4167, 19643), (4533, 18057), (6019, 13599)]