289451092

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17551}}^1$

素因数の和:17612

約数の個数: 48

約数和(自身を含む): 629063680

約数和(自身を除く): 339612588

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 17551, 35102, 70204, 122857, 245714, 333469, 491428, 544081, 666938, 1088162, 1333876, 2176324, 2334283, 3808567, 4668566, 7617134, 9337132, 10337539, 15234268, 20675078, 41350156, 72362773, 144725546, 289451092]

約数ペア:

[(1, 289451092), (2, 144725546), (4, 72362773), (7, 41350156), (14, 20675078), (19, 15234268), (28, 10337539), (31, 9337132), (38, 7617134), (62, 4668566), (76, 3808567), (124, 2334283), (133, 2176324), (217, 1333876), (266, 1088162), (434, 666938), (532, 544081), (589, 491428), (868, 333469), (1178, 245714), (2356, 122857), (4123, 70204), (8246, 35102), (16492, 17551)]