28033391078

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{76261}}^1$

素因数の和:76330

約数の個数: 72

約数和(自身を含む): 55501653312

約数和(自身を除く): 27468262234

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 121, 154, 217, 242, 341, 434, 539, 682, 847, 1078, 1519, 1694, 2387, 3038, 3751, 4774, 5929, 7502, 11858, 16709, 26257, 33418, 52514, 76261, 152522, 183799, 367598, 533827, 838871, 1067654, 1677742, 2364091, 3736789, 4728182, 5872097, 7473578, 9227581, 11744194, 16548637, 18455162, 26005001, 33097274, 41104679, 52010002, 64593067, 82209358, 115840459, 129186134, 182035007, 231680918, 286055011, 364070014, 452151469, 572110022, 904302938, 1274245049, 2002385077, 2548490098, 4004770154, 14016695539, 28033391078]

約数ペア:

[(1, 28033391078), (2, 14016695539), (7, 4004770154), (11, 2548490098), (14, 2002385077), (22, 1274245049), (31, 904302938), (49, 572110022), (62, 452151469), (77, 364070014), (98, 286055011), (121, 231680918), (154, 182035007), (217, 129186134), (242, 115840459), (341, 82209358), (434, 64593067), (539, 52010002), (682, 41104679), (847, 33097274), (1078, 26005001), (1519, 18455162), (1694, 16548637), (2387, 11744194), (3038, 9227581), (3751, 7473578), (4774, 5872097), (5929, 4728182), (7502, 3736789), (11858, 2364091), (16709, 1677742), (26257, 1067654), (33418, 838871), (52514, 533827), (76261, 367598), (152522, 183799)]