12455212

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 28440720

約数和(自身を除く): 15985508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 53, 77, 98, 106, 109, 154, 196, 212, 218, 308, 371, 436, 539, 583, 742, 763, 1078, 1166, 1199, 1484, 1526, 2156, 2332, 2398, 2597, 3052, 4081, 4796, 5194, 5341, 5777, 8162, 8393, 10388, 10682, 11554, 16324, 16786, 21364, 23108, 28567, 33572, 40439, 57134, 58751, 63547, 80878, 114268, 117502, 127094, 161756, 235004, 254188, 283073, 444829, 566146, 889658, 1132292, 1779316, 3113803, 6227606, 12455212]

約数ペア:

[(1, 12455212), (2, 6227606), (4, 3113803), (7, 1779316), (11, 1132292), (14, 889658), (22, 566146), (28, 444829), (44, 283073), (49, 254188), (53, 235004), (77, 161756), (98, 127094), (106, 117502), (109, 114268), (154, 80878), (196, 63547), (212, 58751), (218, 57134), (308, 40439), (371, 33572), (436, 28567), (539, 23108), (583, 21364), (742, 16786), (763, 16324), (1078, 11554), (1166, 10682), (1199, 10388), (1484, 8393), (1526, 8162), (2156, 5777), (2332, 5341), (2398, 5194), (2597, 4796), (3052, 4081)]