16505739

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{1091}}^1$

素因数の和:1179

約数の個数: 18

約数和(自身を含む): 24459708

約数和(自身を除く): 7953969

約数列:

[1, 3, 9, 41, 123, 369, 1091, 1681, 3273, 5043, 9819, 15129, 44731, 134193, 402579, 1833971, 5501913, 16505739]

約数ペア:

[(1, 16505739), (3, 5501913), (9, 1833971), (41, 402579), (123, 134193), (369, 44731), (1091, 15129), (1681, 9819), (3273, 5043)]