39838455

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 72131904

約数和(自身を除く): 32293449

約数列:

[1, 3, 5, 9, 15, 37, 45, 71, 111, 185, 213, 333, 337, 355, 555, 639, 1011, 1065, 1665, 1685, 2627, 3033, 3195, 5055, 7881, 12469, 13135, 15165, 23643, 23927, 37407, 39405, 62345, 71781, 112221, 118215, 119635, 187035, 215343, 358905, 561105, 885299, 1076715, 2655897, 4426495, 7967691, 13279485, 39838455]

約数ペア:

[(1, 39838455), (3, 13279485), (5, 7967691), (9, 4426495), (15, 2655897), (37, 1076715), (45, 885299), (71, 561105), (111, 358905), (185, 215343), (213, 187035), (333, 119635), (337, 118215), (355, 112221), (555, 71781), (639, 62345), (1011, 39405), (1065, 37407), (1665, 23927), (1685, 23643), (2627, 15165), (3033, 13135), (3195, 12469), (5055, 7881)]