25673145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1213}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 44053632

約数和(自身を除く): 18380487

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 1213, 1245, 1411, 3639, 4233, 6065, 7055, 18195, 20621, 21165, 61863, 100679, 103105, 302037, 309315, 503395, 1510185, 1711543, 5134629, 8557715, 25673145]

約数ペア:

[(1, 25673145), (3, 8557715), (5, 5134629), (15, 1711543), (17, 1510185), (51, 503395), (83, 309315), (85, 302037), (249, 103105), (255, 100679), (415, 61863), (1213, 21165), (1245, 20621), (1411, 18195), (3639, 7055), (4233, 6065)]