268640268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1722053}}^1$

素因数の和:1722073

約数の個数: 24

約数和(自身を含む): 675045168

約数和(自身を除く): 406404900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1722053, 3444106, 5166159, 6888212, 10332318, 20664636, 22386689, 44773378, 67160067, 89546756, 134320134, 268640268]

約数ペア:

[(1, 268640268), (2, 134320134), (3, 89546756), (4, 67160067), (6, 44773378), (12, 22386689), (13, 20664636), (26, 10332318), (39, 6888212), (52, 5166159), (78, 3444106), (156, 1722053)]