78301917

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{39727}}^1$

素因数の和:39809

約数の個数: 16

約数和(自身を含む): 117594880

約数和(自身を除く): 39292963

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 39727, 119181, 357543, 1072629, 2900071, 8700213, 26100639, 78301917]

約数ペア:

[(1, 78301917), (3, 26100639), (9, 8700213), (27, 2900071), (73, 1072629), (219, 357543), (657, 119181), (1971, 39727)]