31089454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{9001}}^1$

素因数の和:9171

約数の個数: 16

約数和(自身を含む): 51203376

約数和(自身を除く): 20113922

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 9001, 18002, 99011, 198022, 1413157, 2826314, 15544727, 31089454]

約数ペア:

[(1, 31089454), (2, 15544727), (11, 2826314), (22, 1413157), (157, 198022), (314, 99011), (1727, 18002), (3454, 9001)]