289408532

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{544001}}^1$

素因数の和:544031

約数の個数: 24

約数和(自身を含む): 609282240

約数和(自身を除く): 319873708

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 544001, 1088002, 2176004, 3808007, 7616014, 10336019, 15232028, 20672038, 41344076, 72352133, 144704266, 289408532]

約数ペア:

[(1, 289408532), (2, 144704266), (4, 72352133), (7, 41344076), (14, 20672038), (19, 15232028), (28, 10336019), (38, 7616014), (76, 3808007), (133, 2176004), (266, 1088002), (532, 544001)]