257029494

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2885

約数の個数: 64

約数和(自身を含む): 581437440

約数和(自身を除く): 324407946

約数列:

[1, 2, 3, 6, 17, 29, 31, 34, 51, 58, 62, 87, 93, 102, 174, 186, 493, 527, 899, 986, 1054, 1479, 1581, 1798, 2697, 2803, 2958, 3162, 5394, 5606, 8409, 15283, 16818, 30566, 45849, 47651, 81287, 86893, 91698, 95302, 142953, 162574, 173786, 243861, 260679, 285906, 487722, 521358, 1381879, 1477181, 2519897, 2763758, 2954362, 4145637, 4431543, 5039794, 7559691, 8291274, 8863086, 15119382, 42838249, 85676498, 128514747, 257029494]

約数ペア:

[(1, 257029494), (2, 128514747), (3, 85676498), (6, 42838249), (17, 15119382), (29, 8863086), (31, 8291274), (34, 7559691), (51, 5039794), (58, 4431543), (62, 4145637), (87, 2954362), (93, 2763758), (102, 2519897), (174, 1477181), (186, 1381879), (493, 521358), (527, 487722), (899, 285906), (986, 260679), (1054, 243861), (1479, 173786), (1581, 162574), (1798, 142953), (2697, 95302), (2803, 91698), (2958, 86893), (3162, 81287), (5394, 47651), (5606, 45849), (8409, 30566), (15283, 16818)]