51619911

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 80870400

約数和(自身を除く): 29250489

約数列:

[1, 3, 7, 21, 71, 89, 213, 267, 389, 497, 623, 1167, 1491, 1869, 2723, 6319, 8169, 18957, 27619, 34621, 44233, 82857, 103863, 132699, 193333, 242347, 579999, 727041, 2458091, 7374273, 17206637, 51619911]

約数ペア:

[(1, 51619911), (3, 17206637), (7, 7374273), (21, 2458091), (71, 727041), (89, 579999), (213, 242347), (267, 193333), (389, 132699), (497, 103863), (623, 82857), (1167, 44233), (1491, 34621), (1869, 27619), (2723, 18957), (6319, 8169)]