12291378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 28283904

約数和(自身を除く): 15992526

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 61, 66, 71, 86, 122, 129, 142, 183, 213, 258, 366, 426, 473, 671, 781, 946, 1342, 1419, 1562, 2013, 2343, 2623, 2838, 3053, 4026, 4331, 4686, 5246, 6106, 7869, 8662, 9159, 12993, 15738, 18318, 25986, 28853, 33583, 47641, 57706, 67166, 86559, 95282, 100749, 142923, 173118, 186233, 201498, 285846, 372466, 558699, 1117398, 2048563, 4097126, 6145689, 12291378]

約数ペア:

[(1, 12291378), (2, 6145689), (3, 4097126), (6, 2048563), (11, 1117398), (22, 558699), (33, 372466), (43, 285846), (61, 201498), (66, 186233), (71, 173118), (86, 142923), (122, 100749), (129, 95282), (142, 86559), (183, 67166), (213, 57706), (258, 47641), (366, 33583), (426, 28853), (473, 25986), (671, 18318), (781, 15738), (946, 12993), (1342, 9159), (1419, 8662), (1562, 7869), (2013, 6106), (2343, 5246), (2623, 4686), (2838, 4331), (3053, 4026)]