12871244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 25310880

約数和(自身を除く): 12439636

約数列:

[1, 2, 4, 17, 29, 34, 58, 61, 68, 107, 116, 122, 214, 244, 428, 493, 986, 1037, 1769, 1819, 1972, 2074, 3103, 3538, 3638, 4148, 6206, 6527, 7076, 7276, 12412, 13054, 26108, 30073, 52751, 60146, 105502, 110959, 120292, 189283, 211004, 221918, 378566, 443836, 757132, 3217811, 6435622, 12871244]

約数ペア:

[(1, 12871244), (2, 6435622), (4, 3217811), (17, 757132), (29, 443836), (34, 378566), (58, 221918), (61, 211004), (68, 189283), (107, 120292), (116, 110959), (122, 105502), (214, 60146), (244, 52751), (428, 30073), (493, 26108), (986, 13054), (1037, 12412), (1769, 7276), (1819, 7076), (1972, 6527), (2074, 6206), (3103, 4148), (3538, 3638)]