13880216

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 16290664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3491, 3976, 6982, 13964, 24437, 27928, 48874, 97748, 195496, 247861, 495722, 991444, 1735027, 1982888, 3470054, 6940108, 13880216]

約数ペア:

[(1, 13880216), (2, 6940108), (4, 3470054), (7, 1982888), (8, 1735027), (14, 991444), (28, 495722), (56, 247861), (71, 195496), (142, 97748), (284, 48874), (497, 27928), (568, 24437), (994, 13964), (1988, 6982), (3491, 3976)]