217894939225

素因数分解:

$5^2\times {\mathrm{4549}}^1\times {\mathrm{1915981}}^1$

素因数の和:1920540

約数の個数: 12

約数和(自身を含む): 270249261100

約数和(自身を除く): 52354321875

約数列:

[1, 5, 25, 4549, 22745, 113725, 1915981, 9579905, 47899525, 8715797569, 43578987845, 217894939225]

約数ペア:

[(1, 217894939225), (5, 43578987845), (25, 8715797569), (4549, 47899525), (22745, 9579905), (113725, 1915981)]