66143727

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43487}}^1$

素因数の和:43519

約数の個数: 18

約数和(自身を含む): 103457952

約数和(自身を除く): 37314225

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 43487, 130461, 391383, 565331, 1695993, 5087979, 7349303, 22047909, 66143727]

約数ペア:

[(1, 66143727), (3, 22047909), (9, 7349303), (13, 5087979), (39, 1695993), (117, 565331), (169, 391383), (507, 130461), (1521, 43487)]