28207942728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2364851}}^1$

素因数の和:2364938

約数の個数: 64

約数和(自身を含む): 81729285120

約数和(自身を除く): 53521342392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 2364851, 4729702, 7094553, 9459404, 14189106, 16553957, 18918808, 28378212, 33107914, 49661871, 56756424, 66215828, 99323742, 132431656, 167904421, 198647484, 335808842, 397294968, 503713263, 671617684, 1007426526, 1175330947, 1343235368, 2014853052, 2350661894, 3525992841, 4029706104, 4701323788, 7051985682, 9402647576, 14103971364, 28207942728]

約数ペア:

[(1, 28207942728), (2, 14103971364), (3, 9402647576), (4, 7051985682), (6, 4701323788), (7, 4029706104), (8, 3525992841), (12, 2350661894), (14, 2014853052), (21, 1343235368), (24, 1175330947), (28, 1007426526), (42, 671617684), (56, 503713263), (71, 397294968), (84, 335808842), (142, 198647484), (168, 167904421), (213, 132431656), (284, 99323742), (426, 66215828), (497, 56756424), (568, 49661871), (852, 33107914), (994, 28378212), (1491, 18918808), (1704, 16553957), (1988, 14189106), (2982, 9459404), (3976, 7094553), (5964, 4729702), (11928, 2364851)]