2189439

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 3773952

約数和(自身を除く): 1584513

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 1511, 4533, 10577, 13599, 31731, 34753, 95193, 104259, 243271, 312777, 729813, 2189439]

約数ペア:

[(1, 2189439), (3, 729813), (7, 312777), (9, 243271), (21, 104259), (23, 95193), (63, 34753), (69, 31731), (161, 13599), (207, 10577), (483, 4533), (1449, 1511)]