65909090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{506993}}^1$

素因数の和:507013

約数の個数: 16

約数和(自身を含む): 127762488

約数和(自身を除く): 61853398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 506993, 1013986, 2534965, 5069930, 6590909, 13181818, 32954545, 65909090]

約数ペア:

[(1, 65909090), (2, 32954545), (5, 13181818), (10, 6590909), (13, 5069930), (26, 2534965), (65, 1013986), (130, 506993)]