256713382

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{6791}}^1$

素因数の和:7295

約数の個数: 16

約数和(自身を含む): 395375904

約数和(自身を除く): 138662522

約数列:

[1, 2, 41, 82, 461, 922, 6791, 13582, 18901, 37802, 278431, 556862, 3130651, 6261302, 128356691, 256713382]

約数ペア:

[(1, 256713382), (2, 128356691), (41, 6261302), (82, 3130651), (461, 556862), (922, 278431), (6791, 37802), (13582, 18901)]