28381086

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{21599}}^1$

素因数の和:21680

約数の個数: 24

約数和(自身を含む): 62337600

約数和(自身を除く): 33956514

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 21599, 43198, 64797, 129594, 194391, 388782, 1576727, 3153454, 4730181, 9460362, 14190543, 28381086]

約数ペア:

[(1, 28381086), (2, 14190543), (3, 9460362), (6, 4730181), (9, 3153454), (18, 1576727), (73, 388782), (146, 194391), (219, 129594), (438, 64797), (657, 43198), (1314, 21599)]