289206904

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271811}}^1$

素因数の和:271843

約数の個数: 32

約数和(自身を含む): 652348800

約数和(自身を除く): 363141896

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 271811, 543622, 1087244, 1902677, 2174488, 3805354, 5164409, 7610708, 10328818, 15221416, 20657636, 36150863, 41315272, 72301726, 144603452, 289206904]

約数ペア:

[(1, 289206904), (2, 144603452), (4, 72301726), (7, 41315272), (8, 36150863), (14, 20657636), (19, 15221416), (28, 10328818), (38, 7610708), (56, 5164409), (76, 3805354), (133, 2174488), (152, 1902677), (266, 1087244), (532, 543622), (1064, 271811)]