2780824905

素因数分解:

$3^3\times 5^1\times {\mathrm{20598703}}^1$

素因数の和:20598717

約数の個数: 16

約数和(自身を含む): 4943688960

約数和(自身を除く): 2162864055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 20598703, 61796109, 102993515, 185388327, 308980545, 556164981, 926941635, 2780824905]

約数ペア:

[(1, 2780824905), (3, 926941635), (5, 556164981), (9, 308980545), (15, 185388327), (27, 102993515), (45, 61796109), (135, 20598703)]