2051220815

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{461467}}^1$

素因数の和:461606

約数の個数: 16

約数和(自身を含む): 2835259392

約数和(自身を除く): 784038577

約数列:

[1, 5, 7, 35, 127, 635, 889, 4445, 461467, 2307335, 3230269, 16151345, 58606309, 293031545, 410244163, 2051220815]

約数ペア:

[(1, 2051220815), (5, 410244163), (7, 293031545), (35, 58606309), (127, 16151345), (635, 3230269), (889, 2307335), (4445, 461467)]