25639968003

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{640151}}^1$

素因数の和:640259

約数の個数: 24

約数和(自身を含む): 37487301120

約数和(自身を除く): 11847333117

約数列:

[1, 3, 13, 39, 79, 169, 237, 507, 1027, 3081, 13351, 40053, 640151, 1920453, 8321963, 24965889, 50571929, 108185519, 151715787, 324556557, 657435077, 1972305231, 8546656001, 25639968003]

約数ペア:

[(1, 25639968003), (3, 8546656001), (13, 1972305231), (39, 657435077), (79, 324556557), (169, 151715787), (237, 108185519), (507, 50571929), (1027, 24965889), (3081, 8321963), (13351, 1920453), (40053, 640151)]