51121385

素因数分解:

$5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1801}}^1$

素因数の和:2624

約数の個数: 16

約数和(自身を含む): 70234752

約数和(自身を除く): 19113367

約数列:

[1, 5, 7, 35, 811, 1801, 4055, 5677, 9005, 12607, 28385, 63035, 1460611, 7303055, 10224277, 51121385]

約数ペア:

[(1, 51121385), (5, 10224277), (7, 7303055), (35, 1460611), (811, 63035), (1801, 28385), (4055, 12607), (5677, 9005)]