66806818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{48481}}^1$

素因数の和:48549

約数の個数: 16

約数和(自身を含む): 109957176

約数和(自身を除く): 43150358

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 48481, 96962, 630253, 1260506, 2569493, 5138986, 33403409, 66806818]

約数ペア:

[(1, 66806818), (2, 33403409), (13, 5138986), (26, 2569493), (53, 1260506), (106, 630253), (689, 96962), (1378, 48481)]