660399

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 974592

約数和(自身を除く): 314193

約数列:

[1, 3, 17, 23, 51, 69, 391, 563, 1173, 1689, 9571, 12949, 28713, 38847, 220133, 660399]

約数ペア:

[(1, 660399), (3, 220133), (17, 38847), (23, 28713), (51, 12949), (69, 9571), (391, 1689), (563, 1173)]