3214809

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 40

約数和(自身を含む): 5366592

約数和(自身を除く): 2151783

約数列:

[1, 3, 9, 13, 27, 39, 43, 71, 81, 117, 129, 213, 351, 387, 559, 639, 923, 1053, 1161, 1677, 1917, 2769, 3053, 3483, 5031, 5751, 8307, 9159, 15093, 24921, 27477, 39689, 45279, 74763, 82431, 119067, 247293, 357201, 1071603, 3214809]

約数ペア:

[(1, 3214809), (3, 1071603), (9, 357201), (13, 247293), (27, 119067), (39, 82431), (43, 74763), (71, 45279), (81, 39689), (117, 27477), (129, 24921), (213, 15093), (351, 9159), (387, 8307), (559, 5751), (639, 5031), (923, 3483), (1053, 3053), (1161, 2769), (1677, 1917)]