205480905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1956961}}^1$

素因数の和:1956976

約数の個数: 16

約数和(自身を含む): 375736704

約数和(自身を除く): 170255799

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1956961, 5870883, 9784805, 13698727, 29354415, 41096181, 68493635, 205480905]

約数ペア:

[(1, 205480905), (3, 68493635), (5, 41096181), (7, 29354415), (15, 13698727), (21, 9784805), (35, 5870883), (105, 1956961)]