27720951604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{407661053}}^1$

素因数の和:407661074

約数の個数: 12

約数和(自身を含む): 51365292804

約数和(自身を除く): 23644341200

約数列:

[1, 2, 4, 17, 34, 68, 407661053, 815322106, 1630644212, 6930237901, 13860475802, 27720951604]

約数ペア:

[(1, 27720951604), (2, 13860475802), (4, 6930237901), (17, 1630644212), (34, 815322106), (68, 407661053)]