1290959978

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{63029}}^1$

素因数の和:63075

約数の個数: 48

約数和(自身を含む): 2586751200

約数和(自身を除く): 1295791222

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1463, 1862, 2926, 10241, 20482, 63029, 126058, 441203, 693319, 882406, 1197551, 1386638, 2395102, 3088421, 4853233, 6176842, 8382857, 9706466, 13173061, 16765714, 26346122, 33972631, 58679999, 67945262, 92211427, 117359998, 184422854, 645479989, 1290959978]

約数ペア:

[(1, 1290959978), (2, 645479989), (7, 184422854), (11, 117359998), (14, 92211427), (19, 67945262), (22, 58679999), (38, 33972631), (49, 26346122), (77, 16765714), (98, 13173061), (133, 9706466), (154, 8382857), (209, 6176842), (266, 4853233), (418, 3088421), (539, 2395102), (931, 1386638), (1078, 1197551), (1463, 882406), (1862, 693319), (2926, 441203), (10241, 126058), (20482, 63029)]