3929211

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 2989701

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 71, 99, 117, 129, 143, 213, 387, 429, 473, 559, 639, 781, 923, 1287, 1419, 1677, 2343, 2769, 3053, 4257, 5031, 6149, 7029, 8307, 9159, 10153, 18447, 27477, 30459, 33583, 39689, 55341, 91377, 100749, 119067, 302247, 357201, 436579, 1309737, 3929211]

約数ペア:

[(1, 3929211), (3, 1309737), (9, 436579), (11, 357201), (13, 302247), (33, 119067), (39, 100749), (43, 91377), (71, 55341), (99, 39689), (117, 33583), (129, 30459), (143, 27477), (213, 18447), (387, 10153), (429, 9159), (473, 8307), (559, 7029), (639, 6149), (781, 5031), (923, 4257), (1287, 3053), (1419, 2769), (1677, 2343)]