157970584

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{63493}}^1$

素因数の和:63810

約数の個数: 16

約数和(自身を含む): 297151920

約数和(自身を除く): 139181336

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 63493, 126986, 253972, 507944, 19746323, 39492646, 78985292, 157970584]

約数ペア:

[(1, 157970584), (2, 78985292), (4, 39492646), (8, 19746323), (311, 507944), (622, 253972), (1244, 126986), (2488, 63493)]