104237289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20719}}^1$

素因数の和:20781

約数の個数: 24

約数和(自身を含む): 165925760

約数和(自身を除く): 61688471

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 20719, 62157, 186471, 269347, 808041, 890917, 2424123, 2672751, 8018253, 11581921, 34745763, 104237289]

約数ペア:

[(1, 104237289), (3, 34745763), (9, 11581921), (13, 8018253), (39, 2672751), (43, 2424123), (117, 890917), (129, 808041), (387, 269347), (559, 186471), (1677, 62157), (5031, 20719)]