26131905

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8179}}^1$

素因数の和:8261

約数の個数: 24

約数和(自身を含む): 45938880

約数和(自身を除く): 19806975

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 8179, 24537, 40895, 73611, 122685, 368055, 580709, 1742127, 2903545, 5226381, 8710635, 26131905]

約数ペア:

[(1, 26131905), (3, 8710635), (5, 5226381), (9, 2903545), (15, 1742127), (45, 580709), (71, 368055), (213, 122685), (355, 73611), (639, 40895), (1065, 24537), (3195, 8179)]