13556385

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4325

約数の個数: 24

約数和(自身を含む): 23834304

約数和(自身を除く): 10277919

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 4243, 12729, 21215, 38187, 63645, 190935, 301253, 903759, 1506265, 2711277, 4518795, 13556385]

約数ペア:

[(1, 13556385), (3, 4518795), (5, 2711277), (9, 1506265), (15, 903759), (45, 301253), (71, 190935), (213, 63645), (355, 38187), (639, 21215), (1065, 12729), (3195, 4243)]