12681284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 29494080

約数和(自身を除く): 16812796

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 197, 209, 242, 266, 308, 394, 418, 484, 532, 788, 836, 847, 1379, 1463, 1694, 2167, 2299, 2758, 2926, 3388, 3743, 4334, 4598, 5516, 5852, 7486, 8668, 9196, 14972, 15169, 16093, 23837, 26201, 30338, 32186, 41173, 47674, 52402, 60676, 64372, 82346, 95348, 104804, 164692, 166859, 288211, 333718, 452903, 576422, 667436, 905806, 1152844, 1811612, 3170321, 6340642, 12681284]

約数ペア:

[(1, 12681284), (2, 6340642), (4, 3170321), (7, 1811612), (11, 1152844), (14, 905806), (19, 667436), (22, 576422), (28, 452903), (38, 333718), (44, 288211), (76, 166859), (77, 164692), (121, 104804), (133, 95348), (154, 82346), (197, 64372), (209, 60676), (242, 52402), (266, 47674), (308, 41173), (394, 32186), (418, 30338), (484, 26201), (532, 23837), (788, 16093), (836, 15169), (847, 14972), (1379, 9196), (1463, 8668), (1694, 7486), (2167, 5852), (2299, 5516), (2758, 4598), (2926, 4334), (3388, 3743)]