261221802

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{422689}}^1$

素因数の和:422797

約数の個数: 16

約数和(自身を含む): 527517120

約数和(自身を除く): 266295318

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 422689, 845378, 1268067, 2536134, 43536967, 87073934, 130610901, 261221802]

約数ペア:

[(1, 261221802), (2, 130610901), (3, 87073934), (6, 43536967), (103, 2536134), (206, 1268067), (309, 845378), (618, 422689)]