27719487

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1471

約数の個数: 24

約数和(自身を含む): 41927808

約数和(自身を除く): 14208321

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 1361, 2263, 4083, 6789, 12249, 20367, 42191, 99353, 126573, 298059, 379719, 894177, 3079943, 9239829, 27719487]

約数ペア:

[(1, 27719487), (3, 9239829), (9, 3079943), (31, 894177), (73, 379719), (93, 298059), (219, 126573), (279, 99353), (657, 42191), (1361, 20367), (2263, 12249), (4083, 6789)]