2800706085

素因数分解:

$3^3\times 5^1\times {\mathrm{20745971}}^1$

素因数の和:20745985

約数の個数: 16

約数和(自身を含む): 4979033280

約数和(自身を除く): 2178327195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 20745971, 62237913, 103729855, 186713739, 311189565, 560141217, 933568695, 2800706085]

約数ペア:

[(1, 2800706085), (3, 933568695), (5, 560141217), (9, 311189565), (15, 186713739), (27, 103729855), (45, 62237913), (135, 20745971)]