155595321

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{15731}}^1$

素因数の和:15901

約数の個数: 24

約数和(自身を含む): 258508224

約数和(自身を除く): 102912903

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 9891, 15731, 47193, 110117, 141579, 330351, 991053, 2469767, 7409301, 17288369, 22227903, 51865107, 155595321]

約数ペア:

[(1, 155595321), (3, 51865107), (7, 22227903), (9, 17288369), (21, 7409301), (63, 2469767), (157, 991053), (471, 330351), (1099, 141579), (1413, 110117), (3297, 47193), (9891, 15731)]