85421349

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16979}}^1$

素因数の和:17041

約数の個数: 24

約数和(自身を含む): 135975840

約数和(自身を除く): 50554491

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 16979, 50937, 152811, 220727, 662181, 730097, 1986543, 2190291, 6570873, 9491261, 28473783, 85421349]

約数ペア:

[(1, 85421349), (3, 28473783), (9, 9491261), (13, 6570873), (39, 2190291), (43, 1986543), (117, 730097), (129, 662181), (387, 220727), (559, 152811), (1677, 50937), (5031, 16979)]