66991456

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13003}}^1$

素因数の和:13043

約数の個数: 48

約数和(自身を含む): 157296384

約数和(自身を除く): 90304928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 13003, 26006, 52012, 91021, 104024, 182042, 208048, 299069, 364084, 416096, 598138, 728168, 1196276, 1456336, 2093483, 2392552, 2912672, 4186966, 4785104, 8373932, 9570208, 16747864, 33495728, 66991456]

約数ペア:

[(1, 66991456), (2, 33495728), (4, 16747864), (7, 9570208), (8, 8373932), (14, 4785104), (16, 4186966), (23, 2912672), (28, 2392552), (32, 2093483), (46, 1456336), (56, 1196276), (92, 728168), (112, 598138), (161, 416096), (184, 364084), (224, 299069), (322, 208048), (368, 182042), (644, 104024), (736, 91021), (1288, 52012), (2576, 26006), (5152, 13003)]