228121521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{443}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 337582080

約数和(自身を除く): 109460559

約数列:

[1, 3, 17, 23, 51, 69, 391, 439, 443, 1173, 1317, 1329, 7463, 7531, 10097, 10189, 22389, 22593, 30291, 30567, 171649, 173213, 194477, 514947, 519639, 583431, 3306109, 4472971, 9918327, 13418913, 76040507, 228121521]

約数ペア:

[(1, 228121521), (3, 76040507), (17, 13418913), (23, 9918327), (51, 4472971), (69, 3306109), (391, 583431), (439, 519639), (443, 514947), (1173, 194477), (1317, 173213), (1329, 171649), (7463, 30567), (7531, 30291), (10097, 22593), (10189, 22389)]