2190990105

素因数分解:

$3^2\times 5^1\times {\mathrm{48688669}}^1$

素因数の和:48688680

約数の個数: 12

約数和(自身を含む): 3797716260

約数和(自身を除く): 1606726155

約数列:

[1, 3, 5, 9, 15, 45, 48688669, 146066007, 243443345, 438198021, 730330035, 2190990105]

約数ペア:

[(1, 2190990105), (3, 730330035), (5, 438198021), (9, 243443345), (15, 146066007), (45, 48688669)]