25815813

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6379}}^1$

素因数の和:6472

約数の個数: 16

約数和(自身を含む): 36748800

約数和(自身を除く): 10932987

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 6379, 19137, 121201, 363603, 452909, 1358727, 8605271, 25815813]

約数ペア:

[(1, 25815813), (3, 8605271), (19, 1358727), (57, 452909), (71, 363603), (213, 121201), (1349, 19137), (4047, 6379)]