2007990081

素因数分解:

$3^4\times {\mathrm{24790001}}^1$

素因数の和:24790013

約数の個数: 10

約数和(自身を含む): 2999590242

約数和(自身を除く): 991600161

約数列:

[1, 3, 9, 27, 81, 24790001, 74370003, 223110009, 669330027, 2007990081]

約数ペア:

[(1, 2007990081), (3, 669330027), (9, 223110009), (27, 74370003), (81, 24790001)]