13221876

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 32115776

約数和(自身を除く): 18893900

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 97, 111, 148, 194, 222, 291, 307, 388, 444, 582, 614, 921, 1164, 1228, 1842, 3589, 3684, 7178, 10767, 11359, 14356, 21534, 22718, 29779, 34077, 43068, 45436, 59558, 68154, 89337, 119116, 136308, 178674, 357348, 1101823, 2203646, 3305469, 4407292, 6610938, 13221876]

約数ペア:

[(1, 13221876), (2, 6610938), (3, 4407292), (4, 3305469), (6, 2203646), (12, 1101823), (37, 357348), (74, 178674), (97, 136308), (111, 119116), (148, 89337), (194, 68154), (222, 59558), (291, 45436), (307, 43068), (388, 34077), (444, 29779), (582, 22718), (614, 21534), (921, 14356), (1164, 11359), (1228, 10767), (1842, 7178), (3589, 3684)]