13408720784862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2421220799}}^1$

素因数の和:2421220888

約数の個数: 32

約数和(自身を含む): 29287086796800

約数和(自身を除く): 15878366011938

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 2421220799, 4842441598, 7263662397, 14527324794, 31475870387, 62951740774, 94427611161, 171906676729, 188855222322, 343813353458, 515720030187, 1031440060374, 2234786797477, 4469573594954, 6704360392431, 13408720784862]

約数ペア:

[(1, 13408720784862), (2, 6704360392431), (3, 4469573594954), (6, 2234786797477), (13, 1031440060374), (26, 515720030187), (39, 343813353458), (71, 188855222322), (78, 171906676729), (142, 94427611161), (213, 62951740774), (426, 31475870387), (923, 14527324794), (1846, 7263662397), (2769, 4842441598), (5538, 2421220799)]