128409768

素因数分解:

$2^3\times 3^2\times {\mathrm{1783469}}^1$

素因数の和:1783481

約数の個数: 24

約数和(自身を含む): 347776650

約数和(自身を除く): 219366882

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1783469, 3566938, 5350407, 7133876, 10700814, 14267752, 16051221, 21401628, 32102442, 42803256, 64204884, 128409768]

約数ペア:

[(1, 128409768), (2, 64204884), (3, 42803256), (4, 32102442), (6, 21401628), (8, 16051221), (9, 14267752), (12, 10700814), (18, 7133876), (24, 5350407), (36, 3566938), (72, 1783469)]